CVE-2026-57894

At a glance

Severity: HIGH 8.5
EPSS: EPSS 0.36 % · percentile 29 (2026-10-27)
State: PUBLISHED
Published: 2026-08-13
Updated: 2026-08-14
Assigner: Gitea
NVD status: Deferred

Description

Repository Migration Follows Git HTTP Redirects After URL Allow/Block Validation, Enabling Internal Git Repository Exfiltration

Scores

Version	Score	Vector	Scored by
CVSS 3.1	HIGH 8.5	CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:L/A:N	CISA-ADP
CVSS 3.1	HIGH 8.5	CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:L/A:N	NVD · 134c704f-9b21-4f2e-91b3-4a467353bcc0 (Secondary)

Weaknesses (CWE)

CWE-918

Advisories

GHSA-82f7-87hm-852x — Gitea: Repository Migration Follows Git HTTP Redirects After URL Allow/Block Validation, Enabling Internal Git Repository Exfiltration
GO-2026-6027 — Gitea: Repository Migration Follows Git HTTP Redirects After URL Allow/Block Validation, Enabling Internal Git Repository Exfiltration in gitea.dev

European references

ENISA EUVD · EUVD-2026-58148
GCVE · GCVE-0-2026-57894

Affected products

Product	Versions
Gitea · Gitea Open Source Git Server	affected 0 ≤ 1.26.4

References

Sources

Source	Licence
CVE List (CVEProject cvelistV5)	CVE Program Terms of Use
EPSS (FIRST.org)	FIRST — attribution requested
ENISA EUVD	ENISA — reproduction authorised, source acknowledged
NVD (NIST) via fkie-cad/nvd-json-data-feeds	Public domain — this product uses data from the NVD API but is not endorsed or certified by the NVD