When was CVE-2012-2921 disclosed?

CVE-2012-2921 was first published in the National Vulnerability Database on May 21, 2012, with the most recent update on April 29, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2012-2921 actively exploited?

CVE-2012-2921 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 79.6% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

How do I remediate CVE-2012-2921?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2012-2921, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

CVE-2012-2921

NONENVD 0.0

0.0

Universal Feed Parser (aka feedparser or python-feedparser) before 5.1.2 allows remote attackers to cause a denial of service (memory consumption) via a crafted XML ENTITY declaration in a non-ASCII encoded document.

CVSS v3: —
EG Score: —
EPSS: 79.6%
KEV: Not listed

References (16)

cve@mitrehttp://freecode.com/projects/feedparser/releases/344371
cve@mitrehttp://osvdb.org/81701
cve@mitrehttp://secunia.com/advisories/49256
cve@mitrehttp://www.mandriva.com/security/advisories?name=MDVSA-2013:118
cve@mitrehttp://www.securityfocus.com/bid/53654
cve@mitrehttps://code.google.com/p/feedparser/source/browse/trunk/NEWS?spec=svn706&r=706
cve@mitrehttps://code.google.com/p/feedparser/source/detail?r=703&path=/trunk/feedparser/feedparser.py
cve@mitrehttps://wiki.mageia.org/en/Support/Advisories/MGASA-2012-0157
af854a3a-2127-422b-91ae-364da2661108http://freecode.com/projects/feedparser/releases/344371
af854a3a-2127-422b-91ae-364da2661108http://osvdb.org/81701
af854a3a-2127-422b-91ae-364da2661108http://secunia.com/advisories/49256
af854a3a-2127-422b-91ae-364da2661108http://www.mandriva.com/security/advisories?name=MDVSA-2013:118
af854a3a-2127-422b-91ae-364da2661108http://www.securityfocus.com/bid/53654
af854a3a-2127-422b-91ae-364da2661108https://code.google.com/p/feedparser/source/browse/trunk/NEWS?spec=svn706&r=706
af854a3a-2127-422b-91ae-364da2661108https://code.google.com/p/feedparser/source/detail?r=703&path=/trunk/feedparser/feedparser.py

Is Your Infrastructure Affected by CVE-2012-2921?

EchelonGraph automatically scans your cloud infrastructure and maps CVE exposure using blast radius analysis.

Start Free Scan →Browse All CVEs

CVE-2012-2921

Published

Last Modified

References (16)

Frequently asked(4)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2012-2921?

CVE-2012-2921

📅 Published

🔄 Last Modified

🔗 References (16)

❓ Frequently asked(4)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2012-2921?

Published

Last Modified

References (16)

Frequently asked(4)