CVE-2011-1156
MEDIUM · CVSS 5.0EPSS 3.3%EU EUVD
feedparser.py in Universal Feed Parser (aka feedparser or python-feedparser) before 5.0.1 allows remote attackers to cause a denial of service (application crash) via a malformed DOCTYPE declaration.
Key facts
- CVSS score
- 5.0 (v2.0)
- Severity
- MEDIUM
- CVSS vector
AV:N/AC:L/Au:N/C:N/I:N/A:P- Weakness (CWE)
- CWE-399
- EPSS score
- 3.3% (88th percentile)
- In CISA KEV
- No
- In EU EUVD
- Yes (EUVD-2011-0014)
- Published
- April 11, 2011
- NVD last modified
- June 16, 2026
- Status
- Modified
EU Vulnerability Database (EUVD)
This vulnerability is also tracked by ENISA as EUVD-2011-0014 in the EU Vulnerability Database. Last updated in EUVD on August 6, 2024.
View on the EU Vulnerability DatabaseAffected products
- mark pilgrim / feedparser
- mark pilgrim / feedparser
- mark pilgrim / feedparser
- mark pilgrim / feedparser
- mark pilgrim / feedparser
- mark pilgrim / feedparser
- mark pilgrim / feedparser
- mark pilgrim / feedparser
- mark pilgrim / feedparser
- mark pilgrim / feedparser
References
- http://lists.opensuse.org/opensuse-updates/2011-04/msg00026.html
- http://openwall.com/lists/oss-security/2011/03/14/18(Patch)
- http://openwall.com/lists/oss-security/2011/03/15/11(Exploit, Patch)
- http://secunia.com/advisories/43730(Vendor Advisory)
- http://secunia.com/advisories/44074(Vendor Advisory)
- http://support.novell.com/security/cve/CVE-2011-1156.html
- http://www.mandriva.com/security/advisories?name=MDVSA-2011:082
- http://www.securityfocus.com/bid/46867
- https://bugzilla.novell.com/show_bug.cgi?id=680074(Exploit, Patch)
- https://bugzilla.redhat.com/show_bug.cgi?id=684877
- https://code.google.com/p/feedparser/issues/detail?id=91(Exploit, Patch)
Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS
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