VulnerabilityBleeping Computer
9.8 — CRITICAL
Hackers exploit critical auth bypass in Gitea Docker image
Hackers are actively exploiting a critical vulnerability in the official Docker image for the Gitea self-hosted Git service that allows attackers to impersonate any user, including administrators. [...]
🤖 AI BriefingAuto-generated threat analysis
🔍Threat Overview
Hackers are exploiting a critical authentication bypass vulnerability in Gitea Docker images, allowing them to impersonate any user, including administrators, with potentially devastating consequences.
⚙️Technical Details
💥Impact Assessment
Severity: Critical
🛡️Recommended Actions
1Upgrade to Gitea version 1.26.3 or later
2Restrict REVERSE_PROXY_TRUSTED_PROXIES setting to specific trusted IP addresses
3Review access logs for suspicious activity
📦Affected Products
Product Name: Gitea Docker imageVersion Range: up to and including 1.26.2
🔐NVD Verified DataVERIFIED
CVE-2026-20896 ↗CVSS 9.8 — CRITICAL
Attack Vector
NETWORK
Complexity
LOW
Vector String
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HWeaknesses
CWE-284
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