Critical RCE vulnerability in Gogs Git service allows authenticated users to achieve remote code execution via symbolic link bypass in the PutContents API. Over 700 internet-facing instances have been compromised with active exploitation ongoing.
Data Source: CIRCL
Confidence: HIGH
Exploitation Method: DIRECT_NETWORK
CVE Published: 2025-12-10
Added to CISA KEV: 2026-01-12 33 DAYS BETWEEN CVE AND KEV
A symlink bypass (CVE-2025-8110) of a previously patched RCE (CVE-2024-55947) allows authenticated users to overwrite files outside the repository, leading to Remote Code Execution (RCE). We identified over 700 compromised instances public-facing on the internet. As of December 1, 2025, active exploitation is ongoing, and a patch is not yet available.
Active Exploitation and CISA’s Response CISA’s inclusion of CVE-2025-8110 in its KEV catalog on January 12, 2026, signals that real-world exploitation is already underway. While the specific threat actors and attack methodologies remain undisclosed, the active exploitation status elevates this vulnerability beyond theoretical concern.
Tracked as CVE-2025-8110 and rated 8.7 on the CVSS v4.0 scale, the vulnerability stems from improper handling of symbolic links in Gogs’ PutContents API. The flaw allows authenticated users to overwrite files outside a repository, which can lead directly to remote code execution (RCE). Exploitation at Scale
A high-severity unpatched security vulnerability in Gogs has come under active exploitation, with more than 700 compromised instances accessible over the internet, according to new findings from Wiz. The flaw, tracked as CVE-2025-8110 (CVSS score: 8.7), is a case of file overwrite in the file update API of the Go-based self-hosted Git service. A fix for the issue is said to be currently in the works. The company said it accidentally discovered the zero-day flaw in July 2025 while investigating a malware infection on a customer's machine.
This type of vulnerability is a frequent attack vector for malicious cyber actors and poses significant risks to the federal enterprise. Binding ...