CVE-2026-73240: Apache Allura: Git command injection

Severity: critical (CVSS 9.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.0% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2026-08-12 · updated 2026-10-24
Weakness: CWE-88

Description

Specifically crafted inputs may lead to git argument injection in Apache Allura. This issue affects Apache Allura: before 1.19.1. Users are recommended to upgrade to version 1.19.1, which fixes the issue.

Affected products

Apache Software Foundation Apache Allura: before 1.19.1 — fixed in 1.19.1

How to fix

Upgrade to a fixed version: Apache Software Foundation Apache Allura 1.19.1. Check the vendor advisory for mitigations.

References

https://allura.apache.org/posts/2026-allura-1.19.1.html
https://lists.apache.org/thread/10gnxblhomk2z4gxcyyb4t3p4zxsdddv
http://www.openwall.com/lists/oss-security/2026/08/12/19

Get alerted when CVE-2026-73240 or the next vulnerability affects your stack