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CVE-2023-26117

20
FAUCET Score

CVE-2023-26117 is a Regular Expression Denial of Service (ReDoS) vulnerability affecting AngularJS versions 1.0.0 and later, including those distributed by Fedora Project. This flaw stems from an insecure regular expression within the $resource service, allowing attackers to craft large inputs that trigger catastrophic backtracking. Rated Medium severity (CVSS 5.3), it can lead to a denial of service (A:L) without requiring user interaction or privileges. There is currently no evidence of active exploitation, public exploit code, or significant community discussion surrounding this vulnerability.

Impacted Technologies

VendorProductVersion(s)CPE
>= 1.0.0, <= 1.8.3CPE matchmatch criteria
cpe:2.3:a:angularjs:angularjs:*:*:*:*:*:*:*:*
38CPE matchmatch criteria
cpe:2.3:o:fedoraproject:fedora:38:*:*:*:*:*:*:*

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:N/A:L

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

Exploit Intelligence

EPSS Score
1.70%
Probability of exploitation in next 30 days
EPSS Percentile
74.7%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0169 is in the 60th percentile among its peer group of 23,723 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

Vendor Patches (7)

redhatno patchvia redhat_api
Product: Red Hat Ceph Storage 4Fixed in: rhceph/rhceph-4-dashboard-rhel8
redhatend of lifevia redhat_api
Product: Red Hat Enterprise Linux 8Fixed in: grafana
redhatend of lifevia redhat_api
Product: OpenShift Service Mesh 2.1Fixed in: servicemesh-grafana
redhatend of lifevia redhat_api
Product: Red Hat OpenStack Platform 16.1Fixed in: qpid-dispatch
redhatend of lifevia redhat_api
Product: Red Hat Single Sign-On 7Fixed in: angularjs
redhatend of lifevia redhat_api
Product: Red Hat Storage 3Fixed in: grafana
redhatend of lifevia redhat_api
Product: Red Hat Enterprise Linux 9Fixed in: grafana

Vendor Advisories (2)

npmGHSA-2qqx-w9hr-q5gxmedium

angular vulnerable to regular expression denial of service via the $resource service

Mar 30, 2023
redhatCVE-2023-26117Moderate

angularjs: Regular expression denial of service via the $resource service

Mar 30, 2023

References

lists.debian.org / debian-lts-announce/2025/07/msg00005.html
lists.fedoraproject.org / archives/list/[email protected]/message/OQWJLE5WE33WNMA54XSJIDXBRK2KL3XJ
Mailing ListThird Party Advisory
lists.fedoraproject.org / archives/list/[email protected]/message/UDKFLKJ6VZKL52AFVW2OVZRMJWHMW55K
security.snyk.io / vuln/SNYK-JAVA-ORGWEBJARSBOWER-5406323
ExploitThird Party Advisory
security.snyk.io / vuln/SNYK-JAVA-ORGWEBJARSBOWERGITHUBANGULAR-5406325
ExploitThird Party Advisory
security.snyk.io / vuln/SNYK-JAVA-ORGWEBJARSNPM-5406324
ExploitThird Party Advisory
security.snyk.io / vuln/SNYK-JS-ANGULAR-3373045
ExploitThird Party Advisory
stackblitz.com / edit/angularjs-vulnerability-resource-trailing-slashes-redos
ExploitThird Party Advisory