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CVE-2026-85706

critical

Description

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 18.7 before 18.11.12, 19.0 before 19.0.9, 19.1 before 19.1.8, 19.2 before 19.2.6, and 19.3 before 19.3.2 that, under certain conditions, an unauthenticated user could have read arbitrary files from the GitLab server due to improper path confinement and missing authentication enforcement in the repository commits API.

References

https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-85706

https://www.bleepingcomputer.com/news/security/gitlab-warns-of-new-max-severity-code-execution-vulnerability/

https://thehackernews.com/2026/10/gitlab-patches-cvss-100-flaw-that-could.html

https://www.bleepingcomputer.com/news/security/gitlab-warns-of-max-severity-rce-flaw-in-regex-compiler-engine/

https://www.bleepingcomputer.com/news/security/gitlab-warns-of-critical-rce-vulnerability-in-ai-gateway-service/

https://www.theregister.com/security/2026/09/14/perfect-10-gitlab-bug-under-attack-days-after-patch-lands/5296176

https://www.infosecurity-magazine.com/news/hackers-exploit-maximum-severity/

https://www.databreachtoday.com/in-the-wild-attacks-hit-popular-devsecops-platform-gitlab-a-32810

https://www.darkreading.com/cyberattacks-data-breaches/maximum-severity-gitlab-flaw-supply-chains-risk

https://www.bleepingcomputer.com/news/security/cisa-hackers-now-exploit-max-severity-gitlab-flaw-in-attacks/

https://securityaffairs.com/199032/security/u-s-cisa-adds-gitlab-jfrog-artifactory-and-connectwise-screenconnect-flaws-to-its-known-exploited-vulnerabilities-catalog.html

https://securityaffairs.com/198945/hacking/gitlab-cve-2026-85706-one-http-request-no-authentication-full-file-read-exploited-within-24-hours.html

https://www.securityweek.com/gitlab-vulnerability-exploited-one-day-after-disclosure/

https://www.cisa.gov/news-events/alerts/2026/09/11/cisa-adds-one-known-exploited-vulnerability-catalog

https://thehackernews.com/2026/09/gitlab-cvss-10-file-read-flaw-draws-in.html

https://cyberscoop.com/gitlab-critical-flaws-path-traversal-scans/

https://hackerone.com/reports/3909881

https://www.bleepingcomputer.com/news/security/gitlab-urges-users-to-patch-max-severity-path-traversal-flaw/

https://github.com/opragmatico/rampart-sec-python

https://github.com/tc4dy/CVE-2026-85706-PoC-Toolkit

https://github.com/brigadeops32/CVE-2026-85706

https://github.com/gagaltotal/CVE-2026-85706-gitlab-poc

https://github.com/FlowerWitch/CVE-2026-85706_docker_exp

https://gitlab.com/gitlab-org/gitlab/-/work_items/627748

https://euvd.enisa.europa.eu/vulnerability/EUVD-2026-76779

Details

Source: Mitre, NVD

Published: 2026-09-12

Updated: 2026-09-24

Named Vulnerability: GHSA-f47w-mrg9-g9p2Known Exploited Vulnerability (KEV)

Risk Information

CVSS v2

Base Score: 9.4

Vector: CVSS2#AV:N/AC:L/Au:N/C:C/I:C/A:N

Severity: High

CVSS v3

Base Score: 10

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

Severity: Critical

EPSS

EPSS: 0.97355

Vulnerability Watch

Tenable Research has classified this CVE under the following Vulnerability Watch classification, which includes active and historical (inactive) classifications. You can learn more about these classifications on our blog.

Vulnerability of Interest