CVE-2025-52899: Tuleap is an Open Source Suite created to facilitate management of software development and collaboration

Routine

MEDIUM 5.3REMOTEUPGRADE

CVE-2025-52899 is a medium-severity flaw (CVSS 5.3) affecting tuleap. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Tuleap is an Open Source Suite created to facilitate management of software development and collaboration. In Tuleap Community Edition prior to version 16.9.99.1750843170 and Tuleap Enterprise Edition prior to 16.8-4 and 16.9-2, the forgot password form allows for user enumeration. This is fixed in Tuleap Community Edition version 16.9.99.1750843170 and Tuleap Enterprise Edition 16.8-4 and 16.9-2.

Why this priority

Remotely exploitable, no login, no user action

A fixed release or distro patch exists.

Risk facts

CVSS score	5.3 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	0.3% (top 75%)
CISA exploited list	No
Weakness	CWE-204
Published	2025-07-29
Last modified	2026-06-17

Publisher (CNA): GitHub, Inc. · Vendor: enalean

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2025-07-29 20:15 UTCPublished CVE record published
2026-06-17 09:37 UTCUpdated Record last modified

enalean tuleap UPGRADE

Affected: < 16.8-4 · < 16.9.99.1750843170 · >= 16.9 and < 16.9-2

Fixed in: 16.8-4, 16.9-2, 16.9.99.1750843170

Safe to downgrade to: a release before 16.9

1. Check installed version

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

2. UPGRADE to 16.8-4 (Debian / Ubuntu)

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

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade tuleap

Note

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

3. If no update is available yet, DOWNGRADE to a release before 16.9 (Debian / Ubuntu)

apt-cache madison tuleap sudo apt install tuleap=<VERSION_BEFORE_16.9> sudo apt-mark hold tuleap

3. If no update is available yet, DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list tuleap sudo dnf downgrade tuleap-<VERSION_BEFORE_16.9> sudo dnf versionlock add tuleap

Downgrade risk

Downgrading can break dependent software and may reopen older bugs. Read the distro advisory first and test on a non-production host.

After downgrade

Restart the service, and keep the package held until a fixed release ships.

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.

Quick answers

How do I fix CVE-2025-52899?

tuleap: upgrade to 16.8-4, 16.9-2, 16.9.99.1750843170. Exact commands for each OS are on this page.

Is CVE-2025-52899 being exploited?

CVE-2025-52899 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2025-52899 affect?

CVE-2025-52899 affects tuleap. Severity is medium (CVSS 5.3). Tuleap is an Open Source Suite created to facilitate management of software development and collaboration. In Tuleap Community Edition prior to version 16.9.99.1750843170 and Tuleap Enterprise Edition prior to 16.8-4 and 16.9-2, the forgot

How urgent is CVE-2025-52899?

Priority 30/100. Remotely exploitable, no login, no user action

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References

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