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CVE-2026-87819

GitPython before 3.1.60 Denial of Service via ReDoS

Published: Sep 9, 2026Updated: Sep 9, 2026 Sources: CVE List NVDCWE-1333
7.5HIGH
NVD MITRE
EPSS Score
0.3%
Top 79.7%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
No Fix Available
Self-Check
Not available

Description

GitPython before 3.1.60 contains a regular expression denial of service vulnerability in Actor.name_email_regex that processes commit author and committer fields. Attackers can craft a commit object with a malformed author field containing an unterminated angle bracket to cause quadratic backtracking, exhausting CPU resources for over two minutes per commit access.

No summary for this CVE yet.

CVSS Vector Breakdown

AV:NAC:LPR:NUI:NS:UC:NI:NA:H
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:NPrivileges Required
None
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:NConfidentiality
None
I:NIntegrity
None
A:HAvailability
High
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Weaknesses

CWE-1333

Affected Products

gitpython-developers
package-ecosystem
GitPythonMixed
DevTools & CI / source-control

Exploitability

No known exploits, KEV entries, or remediation guidance available for this vulnerability yet.
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Attack Graph

Products CVE Techniques Tactics

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MITRE ATT&CK

1 technique
Impact
View detailed technique mapping

References

https://github.com/gitpython-developers/GitPython/security/advisories/GHSA-g5vv-9gxw-82hx
github.com
https://www.vulncheck.com/advisories/gitpython-before-3.1.60-denial-of-service-via-redos
vulncheck.com

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