CVE-2026-82249 gitoxide before 0.38.2 Credential Helper Protocol Field Injection
Attackers can inject carriage returns into URLs to trick credential helpers into leaking credentials for attacker-controlled hosts.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- Available
What is CVE-2026-82249?
CVE-2026-82249 is a low-severity vulnerability in GitoxideLabs gitoxide, published on 28 Aug 2026. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.
Official description
gitoxide before 0.38.2 fails to validate carriage return characters in URL values passed to credential helpers. Attackers can supply URLs containing bare carriage returns to inject additional helper protocol fields and cause credential helpers to return credentials for attacker-specified hosts instead of the requested URL.
Weakness: CWE-116
Which versions are affected by CVE-2026-82249?
How do I fix CVE-2026-82249?
Upgrade to a fixed version.
Is CVE-2026-82249 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-82249 exists.
Sources
Also known as DEBIAN-CVE-2026-82249, GHSA-6wr8-3w4h-j9wj, GHSA-m78c-xpg9-p5ww, UBUNTU-CVE-2026-82249.