CVE-2026-55986: gitea gitea open source git server Improper Access Control
CVSS: 5.4v3.1MediumDeferred
Published 13-08-2026Last modified 14-08-2026
Vulnerability summary
CVE-2026-55986 is a medium (CVSS 5.4) Improper Access Control vulnerability in gitea gitea open source git server. EPSS estimates a 0.32% chance of exploitation in the next 30 days, higher than 23.4% of scored vulnerabilities.
CVSS score
5.4/10
010
Medium · v3.1 (CVE.org)EPSS score
0.32%
0%100%
Low · +0.07 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Timeline
- 13-08-2026PublishedVulnerability first disclosed.
- 14-08-2026Last modifiedVulnerability information updated.
Description
Email Management API Bypasses ManageCredentials Feature Restrictions
CVSS metrics
2 scores · 2 sources · 1 versionMedium 5.4Preferred score · CVE.org (CNA)
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:NSourcesAll 2 agree
- NVDNIST5.4MediumCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N
EPSS trend
Probability
0.32%
Chance of exploitation in the next 30 days
Percentile
23%
Versus all other CVEs
30-day change
+0.07 pp
From 0.25% on 20-09-2026
20-09-202620-10-2026
EPSS score0.32%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Gitea1 product
- gitea open source git server≤ 1.26.4
1 vendor · 1 product
References
3 links- github.com/go-gitea/gitea/releases/tag/v1.27.0Release Notes
- blog.gitea.com/gitea-1.27.0-is-released/Release Notes