CVE-2026-26276: Gogs is an open source self-hosted Git service

Q: How do I fix CVE-2026-26276?

gogs: upgrade to 0.14.2. Exact commands for each OS are on this page.

Q: Is CVE-2026-26276 being exploited?

CVE-2026-26276 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-2026-26276 affect?

CVE-2026-26276 affects gogs. Severity is high (CVSS 7.3). Gogs is an open source self-hosted Git service. Prior to version 0.14.2, an attacker can store an HTML/JavaScript payload in a repository’s Milestone name, and when another user selects that Milestone on the New Issue page (/issues/new), a

Routine

HIGH 7.3UPGRADE

CVE-2026-26276 is a high-severity flaw (CVSS 7.3) affecting gogs. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Gogs is an open source self-hosted Git service. Prior to version 0.14.2, an attacker can store an HTML/JavaScript payload in a repository’s Milestone name, and when another user selects that Milestone on the New Issue page (/issues/new), a DOM-Based XSS is triggered. This issue has been patched in version 0.14.2.

Why this priority

High severity

A fixed release or distro patch exists.

Risk facts

CVSS score	7.3 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	Low
User interaction	Required
EPSS exploit chance	0.2% (top 91%)
CISA exploited list	No
Weakness	CWE-79
Published	2026-03-05
Last modified	2026-06-17

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

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

Am I affected?

Timeline

2026-03-05 19:16 UTCPublished CVE record published
2026-06-17 10:26 UTCUpdated Record last modified

gogs gogs UPGRADE

Affected: < 0.14.2

Fixed in: 0.14.2

Safe to downgrade to: no unaffected older release

1. Check installed version

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

2. UPGRADE to 0.14.2 (Debian / Ubuntu)

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

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade gogs

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-2026-26276?

gogs: upgrade to 0.14.2. Exact commands for each OS are on this page.

Is CVE-2026-26276 being exploited?

CVE-2026-26276 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-2026-26276 affect?

CVE-2026-26276 affects gogs. Severity is high (CVSS 7.3). Gogs is an open source self-hosted Git service. Prior to version 0.14.2, an attacker can store an HTML/JavaScript payload in a repository’s Milestone name, and when another user selects that Milestone on the New Issue page (/issues/new), a

How urgent is CVE-2026-26276?

Priority 28/100. High severity

Software pages

Git vulnerabilities

Related CVEs

CVE-2025-8110 HIGH 8.8 EXPLOITED UPGRADE Gogs Path Traversal Vulnerability
CVE-2026-26196 MEDIUM 5.3 UPGRADE Gogs is an open source self-hosted Git service
CVE-2026-26195 MEDIUM 6.1 UPGRADE Gogs is an open source self-hosted Git service
CVE-2026-26194 HIGH 7.3 UPGRADE Gogs is an open source self-hosted Git service
CVE-2026-26022 HIGH 8.7 UPGRADE Gogs is an open source self-hosted Git service

References

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