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CVE-2026-73625— GitPython before 3.1.54 Remote Code Execution via kwarg value smuggling

Quick assessment

Affected
gitpython-developers GitPython
Exploitation
Public or AI PoC available; prioritize validation
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

gitpython-developers GitPython是gitpython-developers组织的一个封装版本控制功能的Python库。 gitpython-developers GitPython 3.1.54之前版本存在命令注入漏洞，该漏洞源于check_unsafe_options防护可被绕过，攻击者可通过提供特制选项字典并在--upload-pack参数中走私git选项，可能导致执行任意OS命令。

CVSS 8.8 · High EPSS 0.92% · P59

Affected Version Matrix 2

VendorProduct Version RangeStatus
gitpython-developers GitPython < 3.1.54 affected
3.1.54 unaffected
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I. Basic Information for CVE-2026-73625

Vulnerability Information
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Vulnerability Title
GitPython before 3.1.54 Remote Code Execution via kwarg value smuggling
Source: CVE Program / CVE List V5
Vulnerability 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.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
OS命令中使用的特殊元素转义处理不恰当(OS命令注入)
Source: CVE Program / CVE List V5
Vulnerability Title
gitpython-developers GitPython 命令注入漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
gitpython-developers GitPython是gitpython-developers组织的一个封装版本控制功能的Python库。 gitpython-developers GitPython 3.1.54之前版本存在命令注入漏洞，该漏洞源于check_unsafe_options防护可被绕过，攻击者可通过提供特制选项字典并在--upload-pack参数中走私git选项，可能导致执行任意OS命令。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
gitpython-developers GitPython 0 ~ 3.1.54 -

II. Public POCs for CVE-2026-73625

# POC Description Source Link Shenlong Link
AI-Generated POC Verified env Premium
Reproduced successfully in a real sandbox · Below is the actual recording of building the environment and exploiting the vulnerability.
Success marker: VULNERABLE: smuggled --upload-pack executed during clone; exfiltrated PROOF_3b6c16cf5c799663 from /flag.txt via git
Reproduction recording is a Pro+ exclusive
Watch the full sandbox build + live exploit recording for this CVE. Limited-time ¥499/mo.
Upgrade to Pro+
claude_code · 10520 chars
GitHub 复现环境（可 clone 直接跑）
Pro+ exclusive includes:
Vulnerability reproduction recording (real sandbox build + trigger, exclusive)
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Trigger conditions & impact
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Exploit chain & mitigation
POC zip download
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III. Intelligence Information for CVE-2026-73625

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Vendor Advisories for CVE-2026-73625 (2)

Same Patch Batch · gitpython-developers · 2026-08-13 · 7 CVEs total

CVE-2026-73620 8.1 HIGH GitPython before 3.1.57 Arbitrary File Overwrite and Read
CVE-2026-73624 8.1 HIGH GitPython before 3.1.54 Arbitrary File Overwrite via diff
CVE-2026-73623 7.5 HIGH GitPython before 3.1.54 Remote Code Execution via --template
CVE-2026-73622 7.5 HIGH GitPython before 3.1.55 Environment Variable Exfiltration via Remote.add()
CVE-2026-73619 6.5 MEDIUM GitPython before 3.1.57 Arbitrary File Read via Repo.archive()
CVE-2026-73621 5.4 MEDIUM GitPython before 3.1.56 Arbitrary File Truncation via Commit.count

IV. Related Vulnerabilities

Same product: GitPython
Same vendor: gitpython-developers
Same weakness: CWE-78

V. Comments for CVE-2026-73625

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