CVE-2026-9694 Improper Neutralization of Substitution Characters in GitLab
Unauthenticated attackers can impersonate the Support Bot and inject arbitrary content via crafted Service Desk emails due to improper neutralization.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- Available
What is CVE-2026-9694?
CVE-2026-9694 is a low-severity cross-site scripting vulnerability in Gitlab Gitlab, published on 11 Jun 2026. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.
Official description
GitLab has remediated an issue in GitLab CE/EE affecting all versions from 15.9 before 18.10.8, 18.11 before 18.11.5, and 19.0 before 19.0.2 that under certain conditions, could have allowed an unauthenticated user to impersonate the GitLab Support Bot and inject arbitrary content via a specially crafted Service Desk email reply due to improper neutralization in email template processing.
Weakness: CWE-153
Which versions are affected by CVE-2026-9694?
1 open source package ship an affected version, including gitlab. It affects 1 product.
| Package | Affected | Fixed in |
|---|---|---|
gitlab Bitnami | From 15.9.0 | 18.10.8, 18.11.5, 19.0.2 |
Products include Gitlab Gitlab.
How do I fix CVE-2026-9694?
Upgrade gitlab to a fixed version for your release line: 18.10.8, 18.11.5 or 19.0.2.
Escape output for the context it lands in and set a strict Content Security Policy. Upgrading the affected component is the real fix. More about Cross-site scripting.
Is CVE-2026-9694 being exploited?
There is no known exploitation of CVE-2026-9694 in the wild and no public exploit code.
Other vulnerabilities in Gitlab Gitlab
- CVE-2026-97229 GitLab Community Edition and Enterprise Edition Integer Overflow or Wraparound
- CVE-2026-85706 GitLab Community Edition and Enterprise Edition Path Traversal
- CVE-2023-7028 GitLab Community and Enterprise Editions Improper Access Control
- CVE-2021-22205 GitLab Community and Enterprise Editions Remote Code Execution
- CVE-2021-39935 GitLab Community and Enterprise Editions Server-Side Request Forgery (SSRF)
Sources
Also known as BIT-gitlab-2026-9694, GHSA-5cr4-qwvx-32j2, MINI-29jm-49qq-7ww2, MINI-2hr7-g6x5-hc83, MINI-2pxw-4x2j-ppmq, MINI-32r6-8g77-f66j and 41 more.