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Git patches six flaws, including recursive-clone code execution

2 sources · 2 articlesFirst reported Updated ()
What's new

First merged summary.

Merged summary · x-ai/grok-4.7 · rewritten as coverage arrivesSummaries by Vani AI

Git 2.56.1 and six maintenance releases fix six vulnerabilities, including code execution during recursive clones of malicious repositories.

The Git project released fixes for six vulnerabilities in recursive clones, reference handling, merges, binary patches, and fast-import. The most serious, CVE-2026-111760, can run attacker-controlled code when a recursive clone of a malicious repository uses integer truncation so a long path replaces a submodule .git file with a symlink to malicious hooks. Other bugs can write outside the intended reference directory, corrupt memory, crash Git, or let untrusted fast-import streams read or write files. Fixed versions are 2.56.1, 2.55.1, 2.54.1, 2.53.1, 2.52.1, 2.51.3 and 2.50.2. GitHub says it patched github.com and Enterprise Cloud and published Enterprise Server updates 3.19.15, 3.20.11, 3.21.9 and 3.22.4.

Key facts
  • Patched Git versions: 2.56.1, 2.55.1, 2.54.1, 2.53.1, 2.52.1, 2.51.3 and 2.50.2.
  • CVE-2026-111760 is arbitrary code execution during a recursive clone.
  • Unsafe fast-import features stay blocked unless --allow-unsafe-features is enabled.
  • GitHub Enterprise Server fixes are 3.19.15, 3.20.11, 3.21.9 and 3.22.4.
  • CVE-2026-105437 can be reached through git merge-tree on code-hosting servers.
  • Unpatched servers can set conflict-marker-size=7 in info/attributes.
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Timeline

dated events in the reporting · oldest first
  1. Nov 10, 2026Git releases fixes for six security vulnerabilities · GitHub Blog
  2. Nov 10, 2026No Git for Windows 2.56.1 tag as of 19:09 UTC · The Hacker News

What each outlet adds

beyond the shared facts
  • GitHub BlogLists all six CVEs and the GitHub Enterprise Server versions.
  • The Hacker NewsMissing Windows tag; Desktop and Copilot fixes still pending.

Coverage

oldest first · one row per article · UTC
  1. · 7h ago GitHub Blog · SecurityFirst report

    Git patches six flaws, including code execution on recursive clone

    Fixes are in Git 2.56.1 and six maintenance releases; GitHub has patched its hosted services and listed GHES updates.

  2. · 6h ago The Hacker News

    Git fixes recursive-clone code execution flaw CVE-2026-111760

    Fixes are Git 2.56.1 and backports for the 2.50–2.55 series; the same releases patch five other flaws.

Vulnerabilities in this story

All
CVEVulnerabilityCVSSEPSSSignalsPublished
CVE-2026-105437
Heap buffer overflow in Git three-way merge via conflict-marker-size
7.5—
CVE-2026-111760
———
CVE-2026-113408
———
CVE-2026-114466
———
CVE-2026-114467
———
CVE-2026-114469
———