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HIGH

GitProxy is vulnerable to a packfile parsing exploit

Published Jul 30, 2025

Description

GitProxy is an application that stands between developers and a Git remote endpoint (e.g., github.com). In versions 1.19.1 and below, an attacker can craft a malicious Git packfile to exploit the PACK signature detection in the parsePush.ts file. By embedding a misleading PACK signature within commit content and carefully constructing the packet structure, the attacker can trick the parser into treating invalid or unintended data as the packfile. Potentially, this would allow bypassing approval or hiding commits. This issue is fixed in version 1.19.2.

Affected products

Remediation

No remediation recorded yet.

Weaknesses (1)

References (7)

Change history (0)

No recorded changes yet.

Sources
CVE.org / MITRE
Status PUBLISHED
Assigner GitHub_M
Published Jul 30, 2025
Updated Jul 30, 2025
Reserved Jul 25, 2025
CISA Vulnrichment
Updated Jul 30, 2025
NVD
Status Analyzed
Modified Jun 17, 2026
Red Hat
Severity n/a
Public date n/a
ENISA EUVD
Assigner GitHub_M
Published Jul 30, 2025
Updated Jul 30, 2025
Exploited since n/a
EUVD-2025-23193 GHSA-XXMH-RF63-QWJV