CVE-2026-73239: Insecure Direct Object Reference (IDOR) due to missing permission checks for multiple Artifact types in Apache

This month

MEDIUM 6.5WATCHLISTUPGRADE

CVE-2026-73239 is a medium-severity flaw (CVSS 6.5) affecting allura. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Insecure Direct Object Reference (IDOR) due to missing permission checks for multiple Artifact types 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.

Why this priority

On your watchlist

A fixed release or distro patch exists.

Risk facts

CVSS score	6.5 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	Low
User interaction	None
EPSS exploit chance	0.6% (top 51%)
CISA exploited list	No
Weakness	CWE-280, CWE-639
Published	2026-08-12
Last modified	2026-10-23

Publisher (CNA): Apache Software Foundation · Vendor: apache

Am I affected?

Timeline

2026-08-12 17:17 UTCPublished CVE record published
2026-10-23 19:10 UTCUpdated Record last modified

apache allura UPGRADE

Affected: < 1.19.1

Fixed in: 1.19.1

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy allura || rpm -q allura || allura --version

2. UPGRADE to 1.19.1 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade allura

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade allura

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

Exact fixes by distribution

Fedora 46 · clementine · FIXED · 1.4.2-1.fc46 · FEDORA-2026-3e748ef4d3 · source

sudo dnf upgrade --advisory=FEDORA-2026-3e748ef4d3

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

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References

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