CVE-2025-59158: Coolify is an open-source and self-hostable tool for managing servers, applications, and databases

Q: How do I fix CVE-2025-59158?

coolify: upgrade to 4.0.0. Exact commands for each OS are on this page.

Q: Is CVE-2025-59158 being exploited?

CVE-2025-59158 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2025-59158 affect?

CVE-2025-59158 affects coolify. Severity is high (CVSS 8.0). Coolify is an open-source and self-hostable tool for managing servers, applications, and databases. Coolify versions prior to and including v4.0.0-beta.420.6 are vulnerable to a stored cross-site scripting (XSS) attack in the project creati

Q: How urgent is CVE-2025-59158?

Priority 44/100. High severity; Public exploit reference

This month

HIGH 8.0UPGRADE

CVE-2025-59158 is a high-severity flaw (CVSS 8.0) affecting coolify. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Coolify is an open-source and self-hostable tool for managing servers, applications, and databases. Coolify versions prior to and including v4.0.0-beta.420.6 are vulnerable to a stored cross-site scripting (XSS) attack in the project creation workflow. An authenticated user with low privileges (e.g., member role) can create a project with a maliciously crafted name containing embedded JavaScript. When an administrator later attempts to delete the

Why this priority

High severity
Public exploit reference

A fixed release or distro patch exists.

Risk facts

CVSS score	8.0 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	Low
User interaction	Required
EPSS exploit chance	0.5% (top 57%)
CISA exploited list	No
Weakness	CWE-116, CWE-79
Published	2026-01-05
Last modified	2026-10-07

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

Last updated 2026-10-07 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2026-01-05 18:15 UTCPublished CVE record published
2026-10-07 10:10 UTCUpdated Record last modified

coollabs coolify UPGRADE

Affected: < 4.0.0 · 4.0.0 beta100 · 4.0.0 beta101 · 4.0.0 beta102 · 4.0.0 beta103 · 4.0.0 beta104 · 4.0.0 beta105 · 4.0.0 beta106

Fixed in: 4.0.0

Safe to downgrade to: no unaffected older release

1. Check installed version

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

2. UPGRADE to 4.0.0 (Debian / Ubuntu)

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

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade coolify

Note

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

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-2025-59158?

coolify: upgrade to 4.0.0. Exact commands for each OS are on this page.

Is CVE-2025-59158 being exploited?

CVE-2025-59158 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-2025-59158 affect?

CVE-2025-59158 affects coolify. Severity is high (CVSS 8.0). Coolify is an open-source and self-hostable tool for managing servers, applications, and databases. Coolify versions prior to and including v4.0.0-beta.420.6 are vulnerable to a stored cross-site scripting (XSS) attack in the project creati

How urgent is CVE-2025-59158?

Priority 44/100. High severity; Public exploit reference

Related CVEs

CVE-2025-66209 CRITICAL 9.9 UPGRADE Coolify is an open-source and self-hostable tool for managing servers, applications, and databases
CVE-2025-66212 HIGH 8.8 UPGRADE Coolify is an open-source and self-hostable tool for managing servers, applications, and databases
CVE-2025-66213 HIGH 8.8 UPGRADE Coolify is an open-source and self-hostable tool for managing servers, applications, and databases
CVE-2025-66210 HIGH 8.8 UPGRADE Coolify is an open-source and self-hostable tool for managing servers, applications, and databases
CVE-2025-66211 HIGH 8.8 UPGRADE Coolify is an open-source and self-hostable tool for managing servers, applications, and databases

References

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