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CVE-2021-28170

21
FAUCET Score

CVE-2021-28170 is a bug in the Jakarta Expression Language (EL) implementation 3.0.3 and earlier, affecting products like Eclipse, Oracle, and Quarkus, where invalid EL expressions can be improperly evaluated. With a CVSS score of 5.3 (Medium), this vulnerability has a network attack vector and low attack complexity, potentially leading to low integrity impact without requiring user interaction. Currently, there is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage.

Impacted Technologies

VendorProductVersion(s)CPE
<= 3.0.3CPE matchmatch criteria
cpe:2.3:a:eclipse:jakarta_expression_language:*:*:*:*:*:*:*:*
< 2.3.0CPE matchmatch criteria
cpe:2.3:a:quarkus:quarkus:*:*:*:*:*:*:*:*
1.14.0CPE matchmatch criteria
cpe:2.3:a:oracle:communications_cloud_native_core_policy:1.14.0:*:*:*:*:*:*:*
14.1.1.0.0CPE matchmatch criteria
cpe:2.3:a:oracle:weblogic_server:14.1.1.0.0:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

5.3MEDIUM

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
LOW
Availability Impact
NONE
Exploitability Score
3.9
Impact Score
1.4
CvssVersion
3.1

Exploit Intelligence

EPSS Score
2.13%
Probability of exploitation in next 30 days
EPSS Percentile
80.1%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0213 is in the 69th percentile among its peer group of 23,705 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (72)

mavenpatch availablevia ghsa
Product: com.sun.el:el-riFixed in: 3.0.4
mavenpatch availablevia ghsa
Product: org.glassfish:jakarta.elFixed in: 3.0.4
oraclepatch availablevia nvd_reference
View patch
redhatpatch availablevia redhat_api
Product: Red Hat JBoss Enterprise Application Platform 7.3 for RHEL 8Fixed in: eap7-apache-commons-io-0:2.10.0-1.redhat_00001.1.el8eap
View patch
redhatpatch availablevia redhat_api
Product: Red Hat JBoss Enterprise Application Platform 7.3 for RHEL 8Fixed in: eap7-wildfly-transaction-client-0:1.1.14-2.Final_redhat_00001.1.el8eap
View patch
redhatpatch availablevia redhat_api
Product: Red Hat JBoss Enterprise Application Platform 7.4 for RHEL 8Fixed in: eap7-jakarta-el-0:3.0.3-2.redhat_00006.1.el8eap
View patch
redhatpatch availablevia redhat_api
Product: Red Hat JBoss Enterprise Application Platform 7.4 on RHEL 7Fixed in: eap7-jakarta-el-0:3.0.3-2.redhat_00006.1.el7eap
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Single Sign-On 7.4.9Fixed in: jakarta.el
View patch
redhatpatch availablevia redhat_api
Product: RHINT Camel-K 1.6.4Fixed in: jakarta.el
View patch
redhatpatch availablevia redhat_api
Product: EAP 7.3.9 releaseFixed in: jakarta.el
View patch
redhatpatch availablevia redhat_api
Product: Red Hat build of Quarkus 2.2.5Fixed in: jakarta.el
View patch
redhatpatch availablevia redhat_api
Product: Red Hat EAP-XP 2.0.0 via EAP 7.3.x baseFixed in: jakarta.el
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Fuse 7.10Fixed in: jakarta.el
View patch
redhatpatch availablevia redhat_api
Product: Red Hat JBoss Enterprise Application Platform 7Fixed in: jakarta.el
View patch
redhatpatch availablevia redhat_api
Product: Red Hat JBoss Enterprise Application Platform 7.1 EUS for RHEL 7Fixed in: eap7-glassfish-el-0:3.0.1-4.b08_redhat_00005.1.ep7.el7
View patch
redhatpatch availablevia redhat_api
Product: Red Hat JBoss Enterprise Application Platform 7.1 EUS for RHEL 7Fixed in: eap7-hibernate-0:5.1.17-3.Final_redhat_00004.1.ep7.el7
View patch
redhatpatch availablevia redhat_api
Product: Red Hat JBoss Enterprise Application Platform 7.1 EUS for RHEL 7Fixed in: eap7-jackson-databind-0:2.8.11.6-3.SP1_redhat_00003.1.ep7.el7
View patch
redhatpatch availablevia redhat_api
Product: Red Hat JBoss Enterprise Application Platform 7.1 EUS for RHEL 7Fixed in: eap7-jboss-ejb-client-0:4.0.12-1.Final_redhat_00002.1.ep7.el7
View patch
redhatpatch availablevia redhat_api
Product: Red Hat JBoss Enterprise Application Platform 7.1 EUS for RHEL 7Fixed in: eap7-netty-0:4.1.63-2.Final_redhat_00003.1.ep7.el7
View patch
redhatpatch availablevia redhat_api
Product: Red Hat JBoss Enterprise Application Platform 7.1 EUS for RHEL 7Fixed in: eap7-undertow-0:1.4.18-16.SP14_redhat_00001.1.ep7.el7
View patch
redhatpatch availablevia redhat_api
Product: Red Hat JBoss Enterprise Application Platform 7.1 EUS for RHEL 7Fixed in: eap7-wildfly-0:7.1.11-4.GA_redhat_00002.1.ep7.el7
View patch
redhatpatch availablevia redhat_api
Product: Red Hat JBoss Enterprise Application Platform 7.1 EUS for RHEL 7Fixed in: eap7-wildfly-elytron-0:1.1.14-1.Final_redhat_00001.1.ep7.el7
View patch
redhatpatch availablevia redhat_api
Product: Red Hat JBoss Enterprise Application Platform 7.1 EUS for RHEL 7Fixed in: eap7-wildfly-http-client-0:1.0.21-1.Final_redhat_00001.1.ep7.el7
View patch
redhatpatch availablevia redhat_api
Product: Red Hat JBoss Enterprise Application Platform 7.1 EUS for RHEL 7Fixed in: eap7-wildfly-naming-client-0:1.0.13-1.Final_redhat_00001.1.ep7.el7
View patch
redhatpatch availablevia redhat_api
Product: Red Hat JBoss Enterprise Application Platform 7.1 EUS for RHEL 7Fixed in: eap7-wildfly-openssl-0:1.0.12-1.Final_redhat_00001.1.ep7.el7
View patch
redhatpatch availablevia redhat_api
Product: Red Hat JBoss Enterprise Application Platform 7.1 EUS for RHEL 7Fixed in: eap7-wildfly-openssl-linux-0:1.0.12-6.Final_redhat_00001.1.ep7.el7
View patch
redhatpatch availablevia redhat_api
Product: Red Hat JBoss Enterprise Application Platform 7.3 for RHEL 6Fixed in: eap7-apache-commons-io-0:2.10.0-1.redhat_00001.1.el6eap
View patch
redhatpatch availablevia redhat_api
Product: Red Hat JBoss Enterprise Application Platform 7.3 for RHEL 6Fixed in: eap7-hal-console-0:3.2.16-1.Final_redhat_00001.1.el6eap
View patch
redhatpatch availablevia redhat_api
Product: Red Hat JBoss Enterprise Application Platform 7.3 for RHEL 6Fixed in: eap7-hibernate-0:5.3.20-4.SP2_redhat_00001.1.el6eap
View patch
redhatpatch availablevia redhat_api
Product: Red Hat JBoss Enterprise Application Platform 7.3 for RHEL 6Fixed in: eap7-ironjacamar-0:1.4.35-1.Final_redhat_00001.1.el6eap
View patch
redhatpatch availablevia redhat_api
Product: Red Hat JBoss Enterprise Application Platform 7.3 for RHEL 6Fixed in: eap7-jakarta-el-0:3.0.3-2.redhat_00006.1.el6eap
View patch
redhatpatch availablevia redhat_api
Product: Red Hat JBoss Enterprise Application Platform 7.3 for RHEL 6Fixed in: eap7-jberet-0:1.3.9-1.Final_redhat_00001.1.el6eap
View patch
redhatpatch availablevia redhat_api
Product: Red Hat JBoss Enterprise Application Platform 7.3 for RHEL 6Fixed in: eap7-jboss-remoting-0:5.0.23-2.SP1_redhat_00001.1.el6eap
View patch
redhatpatch availablevia redhat_api
Product: Red Hat JBoss Enterprise Application Platform 7.3 for RHEL 6Fixed in: eap7-jboss-server-migration-0:1.7.2-9.Final_redhat_00010.1.el6eap
View patch
redhatpatch availablevia redhat_api
Product: Red Hat JBoss Enterprise Application Platform 7.3 for RHEL 6Fixed in: eap7-narayana-0:5.9.12-1.Final_redhat_00001.1.el6eap
View patch
redhatpatch availablevia redhat_api
Product: Red Hat JBoss Enterprise Application Platform 7.3 for RHEL 6Fixed in: eap7-picketbox-0:5.0.3-9.Final_redhat_00008.1.el6eap
View patch
redhatpatch availablevia redhat_api
Product: Red Hat JBoss Enterprise Application Platform 7.3 for RHEL 6Fixed in: eap7-undertow-0:2.0.39-1.SP2_redhat_00001.1.el6eap
View patch
redhatpatch availablevia redhat_api
Product: Red Hat JBoss Enterprise Application Platform 7.3 for RHEL 6Fixed in: eap7-wildfly-0:7.3.9-2.GA_redhat_00002.1.el6eap
View patch
redhatpatch availablevia redhat_api
Product: Red Hat JBoss Enterprise Application Platform 7.3 for RHEL 6Fixed in: eap7-wildfly-http-client-0:1.0.29-1.Final_redhat_00002.1.el6eap
View patch
redhatpatch availablevia redhat_api
Product: Red Hat JBoss Enterprise Application Platform 7.3 for RHEL 6Fixed in: eap7-wildfly-transaction-client-0:1.1.14-2.Final_redhat_00001.1.el6eap
View patch
redhatpatch availablevia redhat_api
Product: Red Hat JBoss Enterprise Application Platform 7.3 for RHEL 7Fixed in: eap7-apache-commons-io-0:2.10.0-1.redhat_00001.1.el7eap
View patch
redhatpatch availablevia redhat_api
Product: Red Hat JBoss Enterprise Application Platform 7.3 for RHEL 7Fixed in: eap7-hal-console-0:3.2.16-1.Final_redhat_00001.1.el7eap
View patch
redhatpatch availablevia redhat_api
Product: Red Hat JBoss Enterprise Application Platform 7.3 for RHEL 7Fixed in: eap7-hibernate-0:5.3.20-4.SP2_redhat_00001.1.el7eap
View patch
redhatpatch availablevia redhat_api
Product: Red Hat JBoss Enterprise Application Platform 7.3 for RHEL 7Fixed in: eap7-ironjacamar-0:1.4.35-1.Final_redhat_00001.1.el7eap
View patch
redhatpatch availablevia redhat_api
Product: Red Hat JBoss Enterprise Application Platform 7.3 for RHEL 7Fixed in: eap7-jakarta-el-0:3.0.3-2.redhat_00006.1.el7eap
View patch
redhatpatch availablevia redhat_api
Product: RHINT Camel-Q 2.2.1
View patch
redhatpatch availablevia redhat_api
Product: Red Hat JBoss Enterprise Application Platform 7.3 for RHEL 7Fixed in: eap7-jberet-0:1.3.9-1.Final_redhat_00001.1.el7eap
View patch
redhatpatch availablevia redhat_api
Product: Red Hat JBoss Enterprise Application Platform 7.3 for RHEL 7Fixed in: eap7-jboss-remoting-0:5.0.23-2.SP1_redhat_00001.1.el7eap
View patch
redhatpatch availablevia redhat_api
Product: Red Hat JBoss Enterprise Application Platform 7.3 for RHEL 7Fixed in: eap7-jboss-server-migration-0:1.7.2-9.Final_redhat_00010.1.el7eap
View patch
redhatpatch availablevia redhat_api
Product: Red Hat JBoss Enterprise Application Platform 7.3 for RHEL 7Fixed in: eap7-narayana-0:5.9.12-1.Final_redhat_00001.1.el7eap
View patch
redhatpatch availablevia redhat_api
Product: Red Hat JBoss Enterprise Application Platform 7.3 for RHEL 7Fixed in: eap7-picketbox-0:5.0.3-9.Final_redhat_00008.1.el7eap
View patch
redhatpatch availablevia redhat_api
Product: Red Hat JBoss Enterprise Application Platform 7.3 for RHEL 7Fixed in: eap7-undertow-0:2.0.39-1.SP2_redhat_00001.1.el7eap
View patch
redhatpatch availablevia redhat_api
Product: Red Hat JBoss Enterprise Application Platform 7.3 for RHEL 7Fixed in: eap7-wildfly-0:7.3.9-2.GA_redhat_00002.1.el7eap
View patch
redhatpatch availablevia redhat_api
Product: Red Hat JBoss Enterprise Application Platform 7.3 for RHEL 7Fixed in: eap7-wildfly-http-client-0:1.0.29-1.Final_redhat_00002.1.el7eap
View patch
redhatpatch availablevia redhat_api
Product: Red Hat JBoss Enterprise Application Platform 7.3 for RHEL 7Fixed in: eap7-wildfly-transaction-client-0:1.1.14-2.Final_redhat_00001.1.el7eap
View patch
redhatpatch availablevia redhat_api
Product: Red Hat JBoss Enterprise Application Platform 7.3 for RHEL 8Fixed in: eap7-hal-console-0:3.2.16-1.Final_redhat_00001.1.el8eap
View patch
redhatpatch availablevia redhat_api
Product: Red Hat JBoss Enterprise Application Platform 7.3 for RHEL 8Fixed in: eap7-hibernate-0:5.3.20-4.SP2_redhat_00001.1.el8eap
View patch
redhatpatch availablevia redhat_api
Product: Red Hat JBoss Enterprise Application Platform 7.3 for RHEL 8Fixed in: eap7-ironjacamar-0:1.4.35-1.Final_redhat_00001.1.el8eap
View patch
redhatpatch availablevia redhat_api
Product: Red Hat JBoss Enterprise Application Platform 7.3 for RHEL 8Fixed in: eap7-jakarta-el-0:3.0.3-2.redhat_00006.1.el8eap
View patch
redhatpatch availablevia redhat_api
Product: Red Hat JBoss Enterprise Application Platform 7.3 for RHEL 8Fixed in: eap7-jberet-0:1.3.9-1.Final_redhat_00001.1.el8eap
View patch
redhatpatch availablevia redhat_api
Product: Red Hat JBoss Enterprise Application Platform 7.3 for RHEL 8Fixed in: eap7-jboss-remoting-0:5.0.23-2.SP1_redhat_00001.1.el8eap
View patch
redhatpatch availablevia redhat_api
Product: Red Hat JBoss Enterprise Application Platform 7.3 for RHEL 8Fixed in: eap7-jboss-server-migration-0:1.7.2-9.Final_redhat_00010.1.el8eap
View patch
redhatpatch availablevia redhat_api
Product: Red Hat JBoss Enterprise Application Platform 7.3 for RHEL 8Fixed in: eap7-narayana-0:5.9.12-1.Final_redhat_00001.1.el8eap
View patch
redhatpatch availablevia redhat_api
Product: Red Hat JBoss Enterprise Application Platform 7.3 for RHEL 8Fixed in: eap7-picketbox-0:5.0.3-9.Final_redhat_00008.1.el8eap
View patch
redhatpatch availablevia redhat_api
Product: Red Hat JBoss Enterprise Application Platform 7.3 for RHEL 8Fixed in: eap7-undertow-0:2.0.39-1.SP2_redhat_00001.1.el8eap
View patch
redhatpatch availablevia redhat_api
Product: Red Hat JBoss Enterprise Application Platform 7.3 for RHEL 8Fixed in: eap7-wildfly-0:7.3.9-2.GA_redhat_00002.1.el8eap
View patch
redhatpatch availablevia redhat_api
Product: Red Hat JBoss Enterprise Application Platform 7.3 for RHEL 8Fixed in: eap7-wildfly-http-client-0:1.0.29-1.Final_redhat_00002.1.el8eap
View patch
redhatno patchvia redhat_api
Product: Red Hat Integration Camel Quarkus 1Fixed in: jakarta.el
redhatno patchvia redhat_api
Product: Red Hat OpenShift Application RuntimesFixed in: jakarta.el
redhatno patchvia redhat_api
Product: Red Hat build of QuarkusFixed in: jakarta.el
redhatno patchvia redhat_api
Product: Red Hat Enterprise Linux 9Fixed in: jakarta-el
redhatno patchvia redhat_api
Product: Red Hat Integration Camel K 1Fixed in: jakarta.el

Vendor Advisories (2)

mavenGHSA-v6w3-2prq-h95fmedium

Improper Input Validation in Jakarta Expression Language

Oct 6, 2021
redhatCVE-2021-28170Moderate

jakarta-el: ELParserTokenManager enables invalid EL expressions to be evaluate

Apr 1, 2021

References

github.com / eclipse-ee4j/el-ri/issues/155
ExploitIssue TrackingThird Party Advisory
securitylab.github.com / advisories/GHSL-2020-021-jakarta-el
ExploitThird Party Advisory
oracle.com / security-alerts/cpuapr2022.html
PatchThird Party Advisory