CVE-2022-39280

Regular expression denial of service in dparse

Published Oct 6, 2022 CVSS 3.1 · 5.9 Medium EPSS 1.3% KEV · Not listed
Description
dparse is a parser for Python dependency files. dparse in versions before 0.5.2 contain a regular expression that is vulnerable to a Regular Expression Denial of Service. All the users parsing index server URLs with dparse are impacted by this vulnerability. A patch has been applied in version `0.5.2`, all the users are advised to upgrade to `0.5.2` as soon as possible. Users unable to upgrade should avoid passing index server URLs in the source file to be parsed.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
EUVD EUVD EUVD-2022-0096 dparse is a parser for Python dependency files. dparse in versions before 0.5.2 contain a regular expression that is vulnerable to a Regular Expression Denial of Service. All the users parsing index server URLs with dparse are impacted by this vulnerability. A patch has been applied in version `0.5.2`, all the users are advised to upgrade to `0.5.2` as soon as possible. Users unable to upgrade should avoid passing index server URLs in the source file to be parsed.
Github GHSA Github GHSA GHSA-8fg9-p83m-x5pq ReDoS issue in dparse
History
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
GitHub_M
Published
Updated
Apr 23, 2025, 4:52 PM
Reserved
Sep 2, 2022, 12:00 AM
Status
Modified
Published
Oct 6, 2022, 6:16 PM
Modified
Jun 17, 2026, 4:58 AM