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Vulnerability record · CVE-2026-96893 · published 13 October 2026

CVE-2026-96893: Gitlab injection vulnerability

Gitlab · Gitlab

GitLab has remediated an issue in GitLab EE affecting all versions from 19.1 before 19.2.8, 19.3 before 19.3.5, and 19.4 before 19.4.2 that, under certain conditions, could have allowed an authenticated user to inject specially crafted content into AI agent instructions, potentially causing unintended command execution attributed to other users, due to improper neutralization of special elements in AI conversation context construction.

7.3 CVSS 3.1 High EPSS 0.58% · top 51.7% CWE-74 · Injection
7.3CVSS 3.1 base score
0.58%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
2References
14 Oct 2026Last modified by NVD

Description

GitLab has remediated an issue in GitLab EE affecting all versions from 19.1 before 19.2.8, 19.3 before 19.3.5, and 19.4 before 19.4.2 that, under certain conditions, could have allowed an authenticated user to inject specially crafted content into AI agent instructions, potentially causing unintended command execution attributed to other users, due to improper neutralization of special elements in AI conversation context construction.

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

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://docs.gitlab.com/releases/patches/patch-release-gitlab-19-4-2-released/ Release NotesVendor Advisory
https://gitlab.com/gitlab-org/gitlab/-/work_items/607968 Issue Tracking

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2026-96893), CISA KEV, FIRST EPSS (scores of 2026-11-11). This page is refreshed as NVD updates the record.