CVE-2026-58416: gitea gitea open source git server
CVSS: 7.1v3.1HighDeferred
AliasesGHSA-fj8v-hjwv-qm88GO-2026-6052
Published 13-08-2026Last modified 13-08-2026
Vulnerability summary
CVE-2026-58416 is a high (CVSS 7.1) vulnerability in gitea gitea open source git server. EPSS estimates a 0.31% chance of exploitation in the next 30 days, higher than 22.6% of scored vulnerabilities.
CVSS score
7.1/10
010
High · v3.1 (CVE.org)EPSS score
0.31%
0%100%
Low · +0.06 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Advisory lineage
Upstream 0 · Downstream 1 · Related 1Timeline
- 13-08-2026PublishedVulnerability first disclosed.
- 13-08-2026Last modifiedVulnerability information updated.
Description
Fork-PR Actions task can read a third private repository via the collaborative-owner branch (missing fork-PR guard)
CVSS metrics
3 scores · 3 sources · 1 versionHigh 7.1Preferred score · CVE.org (CNA)
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:L/A:NSources3 sources · 6.3–7.1
- OSV · GoEcosystem advisory · calculated6.3MediumCVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:N/A:NDiffers
- NVDNIST7.1HighCVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:L/A:N
EPSS trend
Probability
0.31%
Chance of exploitation in the next 30 days
Percentile
23%
Versus all other CVEs
30-day change
+0.06 pp
From 0.25% on 19-09-2026
19-09-202619-10-2026
EPSS score0.31%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root cause- CWE-280Improper Handling of Insufficient Permissions or PrivilegesThe product does not handle or incorrectly handles when it has insufficient privileges to access resources or functionality as specified by their permissions. This may cause it to follow unexpected code paths that may leave the product in an invalid state.
- CWE-863Incorrect AuthorizationThe product performs an authorization check when an actor attempts to access a resource or perform an action, but it does not correctly perform the check.
Affected systems
Gitea1 product
- gitea open source git server≤ 1.26.4
Go1 product
- gitea.dev< 1.27.0
2 vendors · 2 products
References
6 links- blog.gitea.com/gitea-1.27.0-is-released/Release Notes
- github.com/go-gitea/giteaPACKAGE