CVE-2026-45261

GitButler: Link injection via forge integration enables arbitrary script execution

State: Published
Severity: 9.3 Critical
Published: May 28, 2026
Updated: May 30, 2026
Reserved: May 11, 2026

Description

GitButler is a modern Git-based version control interface for AI-powered workflows. Prior to 0.19.7, a emote code execution vulnerability exists in the Tauri-based GitButler desktop application. An attacker can inject a malicious link in a pull request body, which if clicked by the user allows for arbitrary script execution in the Tauri webview. Users that have not enabled forge integration are not at risk. This vulnerability is fixed in 0.19.7.

Scores

CVSS	Score	Vector	Source
4.0	9.3 Critical	CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:A/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H	GitHub_M

Weaknesses

CWE-94 Improper Control of Generation of Code ('Code Injection')

Affected Products

Product	Versions
gitbutlergitbutlerapp	< 0.19.7Affected

References

https://github.com/gitbutlerapp/gitbutler/security/advisories/GHSA-xpmj-536r-9fc6

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