CVE-2026-23603CWE-918ssrf

CVE-2026-23603

Low · published August 13, 2026

CVSS v3.1
3.1
EPSS
0%
Percentile
20.4
In the wild
Unconfirmed
What it is

Blind SSRF in OAuth2 avatar synchronization via unvalidated OIDC picture claim

The record
Technical detail
CVSS v3.1
3.1 · LOW
Vector
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N
CVSS v4.0
Not supplied
EPSS
0.00290 · 20.4th percentile
Weakness
CWE-918 · Server-Side Request Forgery (SSRF)
Published
2026-08-13T21:17Z
References (4)
https://blog.gitea.com/gitea-1.27.0-is-released/ · 88ee5874-cf24-4952-aea0-31affedb7ff2https://github.com/go-gitea/gitea/releases/tag/v1.27.0 · 88ee5874-cf24-4952-aea0-31affedb7ff2https://github.com/go-gitea/gitea/security/advisories/GHSA-x77v-q46j-393g · 88ee5874-cf24-4952-aea0-31affedb7ff2https://github.com/go-gitea/gitea/security/advisories/GHSA-x77v-q46j-393g · 134c704f-9b21-4f2e-91b3-4a467353bcc0
EPSS history
Timeline
  • 13 AUG 16:44Z
    Blind SSRF in OAuth2 avatar synchronization via unvalidated OIDC picture claim
    cvelistv5