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Security Advisories: MDE2OlNlY3VyaXR5QWR2aXNvcnlHSFNBLTRtNzItcm1tOS0ycWpy

feedparser Cross-site Scripting vulnerability

Cross-site scripting (XSS) vulnerability in feedparser.py in Universal Feed Parser (aka feedparser or python-feedparser) 5.x before 5.0.1 allows remote attackers to inject arbitrary web script or HTML via an unexpected URI scheme, as demonstrated by a javascript: URI.

Permalink: https://github.com/advisories/GHSA-4m72-rmm9-2qjr
JSON: https://advisories.ecosyste.ms/api/v1/advisories/MDE2OlNlY3VyaXR5QWR2aXNvcnlHSFNBLTRtNzItcm1tOS0ycWpy
Source: GitHub Advisory Database
Origin: Unspecified
Severity: Moderate
Classification: General
Published: over 6 years ago
Updated: 3 months ago

CVSS Score: 6.1
CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

EPSS Percentage: 0.00341
EPSS Percentile: 0.71141

Identifiers: GHSA-4m72-rmm9-2qjr, CVE-2011-1158
References:

• https://nvd.nist.gov/vuln/detail/CVE-2011-1158
• https://bugzilla.novell.com/show_bug.cgi?id=680074
• https://bugzilla.redhat.com/show_bug.cgi?id=684877
• https://code.google.com/p/feedparser/issues/detail?id=255
• https://github.com/advisories/GHSA-4m72-rmm9-2qjr
• http://lists.opensuse.org/opensuse-updates/2011-04/msg00026.html
• http://openwall.com/lists/oss-security/2011/03/14/18
• http://openwall.com/lists/oss-security/2011/03/15/11
• http://support.novell.com/security/cve/CVE-2011-1158.html
• https://github.com/pypa/advisory-database/tree/main/vulns/feedparser/PYSEC-2011-21.yaml
• https://web.archive.org/web/20150523054015/http://www.mandriva.com/en/support/security/advisories/advisory/MDVSA-2011:082/?name=MDVSA-2011:082
• https://web.archive.org/web/20210121212051/https://www.securityfocus.com/bid/46867

Blast Radius: 25.8

Affected Packages