CVE-2026-87819

    Dashboard / Vulnerabilities / CVE-2026-87819

    CVE-2026-87819

    Published: 9 Sept 2026Last Modified: 11 Sept 2026

    Summary: GitPython before 3.1.60 Denial of Service via ReDoS

    Details: 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.

    References: https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/87xxx/CVE-2026-87819.json, https://github.com/gitpython-developers/GitPython/security/advisories/GHSA-g5vv-9gxw-82hx, https://nvd.nist.gov/vuln/detail/CVE-2026-87819, https://www.vulncheck.com/advisories/gitpython-before-3.1.60-denial-of-service-via-redos

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: GIT

    Events:

    Introduced- 0
    Fixed -56636c3614aff1555fe716d3804ca59e653934ea

    Affected versions

    3.1.57
    3.1.56
    3.1.55
    3.1.54
    3.1.53
    3.1.52
    3.1.51
    3.1.50
    3.1.49
    3.1.48
    3.1.47
    3.1.44
    3.1.43
    3.1.42
    3.1.41
    3.1.40
    3.1.38
    3.1.35
    3.1.34
    3.1.33
    3.1.32
    3.1.31
    3.1.30
    3.1.29
    3.1.28
    3.1.27
    3.1.26
    3.1.25
    3.1.24
    3.1.23
    3.1.22
    3.1.20
    3.1.19
    3.1.18
    3.1.17
    3.1.16
    3.1.13
    3.1.12
    3.1.11
    3.1.10
    3.1.9
    3.1.8
    3.1.7
    3.1.6
    3.1.5
    3.1.4
    3.1.3
    3.1.2
    3.1.1
    3.1.0

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High
    CVE-2026-87819 | CVE-DB