CVE-2026-73625
CVE-2026-73625 is a high-severity vulnerability in Gitpython Project Gitpython with a CVSS 3.x base score of 8.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-78.
Key facts
- Severity: High (CVSS 3.x base score 8.8)
- CVSS v4: 8.7
- EPSS exploit prediction: 1% (59th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-78
- Affected product: Gitpython Project Gitpython
- Published:
- Last modified:
Description
GitPython versions before 3.1.54 contain a remote code execution vulnerability in the check_unsafe_options guard that can be bypassed by smuggling git options inside single-character kwarg values. Attackers can supply crafted option dictionaries to clone_from, fetch, pull, push, ls_remote, iter_commits, blame, or archive methods to execute arbitrary OS commands via the --upload-pack parameter.
Frequently asked questions
- What is CVE-2026-73625?
- GitPython versions before 3.1.54 contain a remote code execution vulnerability in the check_unsafe_options guard that can be bypassed by smuggling git options inside single-character kwarg values. Attackers can supply crafted option dictionaries to clone_from, fetch, pull, push, ls_remote, iter_commits, blame, or archive methods to execute arbitrary OS commands via the --upload-pack parameter.
- How severe is CVE-2026-73625?
- CVE-2026-73625 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
- Is CVE-2026-73625 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (59th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2026-73625?
- CVE-2026-73625 affects Gitpython Project Gitpython. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2026-73625?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
- When was CVE-2026-73625 published?
- CVE-2026-73625 was published on 2026-08-13 and last updated on 2026-09-03.
References
- https://github.com/gitpython-developers/GitPython/security/advisories/GHSA-r9mr-m37c-5fr3
- https://www.vulncheck.com/advisories/gitpython-before-remote-code-execution-via-kwarg-value-smuggling
Affected products (1)
- cpe:2.3:a:gitpython_project:gitpython:*:*:*:*:*:python:*:*
More vulnerabilities in Gitpython Project Gitpython
- CVE-2026-78676 — Critical (CVSS 9.8): GitPython before 3.1.59 fails to safely re-serialize multi-line git-config values during write operations, corrupting…
- CVE-2026-67324 — Critical (CVSS 9.8): GitPython 3.1.50 fails to recognize joined short-option forms such as -u<value> (the short form of…
- CVE-2023-40267 — Critical (CVSS 9.8): GitPython before 3.1.32 does not block insecure non-multi options in clone and clone_from. NOTE: this issue exists…
- CVE-2026-87817 — High (CVSS 8.8): GitPython before 3.1.60 fails to properly validate the git directory location, allowing attackers to impersonate the…
- CVE-2026-76221 — High (CVSS 8.8): GitPython before 3.1.58 contains a config-name injection vulnerability in the option-name validator that allows…
- CVE-2026-76220 — High (CVSS 8.8): GitPython before 3.1.58 contains a command execution vulnerability in the check_unsafe_options guard that can be…
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