CVE-2026-110634 git-diff before 2.0.7 OS Command Injection via gitDiff Input Strings
Attackers can execute arbitrary shell commands by providing crafted strings to the gitDiff API in the git-diff library.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2026-110634?
CVE-2026-110634 is a critical command injection vulnerability in danday74 git-diff, published on 14 Oct 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
git-diff before 2.0.7 contains an OS command injection vulnerability that allows attackers to execute shell commands by supplying crafted strings to the gitDiff API. Attackers who control a diffed document string can embed $(cmd) or backtick substitutions that shelljs.exec evaluates, running commands with Node.js process privileges.
Weakness: CWE-78
Which versions are affected by CVE-2026-110634?
2 open source packages ship an affected version, including git-diff.
| Package | Affected | Fixed in |
|---|---|---|
git-diff npm | All versions | 2.0.7 |
git-diff npm | All versions | 2.0.7 |
How do I fix CVE-2026-110634?
Upgrade git-diff to 2.0.7 or later.
Upgrade, and pass arguments to programs as a list instead of through a shell. More about Command injection.
Is CVE-2026-110634 being exploited?
There is no known exploitation of CVE-2026-110634 in the wild and no public exploit code.
Sources
Also known as GHSA-6wfj-92cw-88vg.