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CVE-2016-0638

67
FAUCET Score

CVE-2016-0638 is an unspecified critical vulnerability in Oracle WebLogic Server versions 10.3.6, 12.1.2, 12.1.3, and 12.2.1, specifically impacting its Java Messaging Service component. With a CVSS v3 score of 9.8, this vulnerability allows unauthenticated remote attackers to compromise confidentiality, integrity, and availability with low attack complexity. While there is no evidence of active exploitation, nor publicly available exploit code in Metasploit, Nuclei, or ExploitDB, the vulnerability has garnered significant community discussion, indicating awareness and potential interest.

Impacted Technologies

VendorProductVersion(s)CPE
10.3.6.0.0CPE matchmatch criteria
cpe:2.3:a:oracle:weblogic_server:10.3.6.0.0:*:*:*:*:*:*:*
12.1.2.0.0CPE matchmatch criteria
cpe:2.3:a:oracle:weblogic_server:12.1.2.0.0:*:*:*:*:*:*:*
12.1.3.0.0CPE matchmatch criteria
cpe:2.3:a:oracle:weblogic_server:12.1.3.0.0:*:*:*:*:*:*:*
12.2.1.0.0CPE matchmatch criteria
cpe:2.3:a:oracle:weblogic_server:12.2.1.0.0:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

9.8CRITICAL

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
3.9
Impact Score
5.9
CvssVersion
3.0

Exploit Intelligence

EPSS Score
62.92%
Probability of exploitation in next 30 days
EPSS Percentile
99.1%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.6292 is in the 97th percentile among its peer group of 36,835 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.3 Bluesky, 0.3 Mastodon, and 2.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (4)

oraclepatch availablevia nvd_reference
View patch
envoyvendor investigatingvia llm_extracted
mozillavendor investigatingvia llm_extracted
pythonvendor investigatingvia llm_extracted

Vendor Advisories (3)

mozillallm-mozilla-8c544e20917287adCRITICAL

[R1] Oracle WebLogic ClassFilter.class ServerChannelInputStream Bypass Java Deserialization Remote Code Execution

Apr 19, 2016
envoyllm-envoy-ca1601425bec0580CRITICAL

[R1] Oracle WebLogic ClassFilter.class ServerChannelInputStream Bypass Java Deserialization Remote Code Execution

Apr 19, 2016
pythonllm-python-e00f0d5538a9cd0eCRITICAL

[R1] Oracle WebLogic ClassFilter.class ServerChannelInputStream Bypass Java Deserialization Remote Code Execution

Apr 19, 2016

References

tenable.com / security/research/tra-2016-09
oracle.com / technetwork/security-advisory/cpuapr2016v3-2985753.html
PatchVendor Advisory
securitytracker.com / id/1035615