Is CVE-2011-4140 in the CISA KEV catalog?

No. CVE-2011-4140 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2011-4140?

CVE-2011-4140 has a CVSS v2 base score of 6.8 (MEDIUM).

What is the EPSS score for CVE-2011-4140?

CVE-2011-4140 has an EPSS score of 1.09% (61th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2011-4140?

Upgrade python-django on debian 11 to 1.3.1-1 or later.

CVE & CISA-KEV Catalog

CVE-2011-4140

MEDIUM

6.8

CVSS v2

NVD

Description

The CSRF protection mechanism in Django through 1.2.7 and 1.3.x through 1.3.1 does not properly handle web-server configurations supporting arbitrary HTTP Host headers, which allows remote attackers to trigger unauthenticated forged requests via vectors involving a DNS CNAME record and a web page containing JavaScript code.

CWE-352Cross-Site Request Forgery

How to fix

Remediation Available

python-djangoDebian

Fixed in:1.3.1-1CVE-2011-4140

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v2 Vector

No CVSS vector data available.

Exploit Intelligence

1.09%probability of exploitation in 30 days

61stpercentile

Moderate risk: more likely to be exploited than 61% of all known CVEs.

References

Patch5

Other references3

Related Vulnerabilities

Other CWE-352 (Cross-Site Request Forgery) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2016-6277	High	8.8	100%	KEV	-
CVE-2014-0054	Medium	6.8	91%	-	Fix
CVE-2013-6429	Medium	6.8	90%	-	Fix
CVE-2022-41622	High	8.8	88%	-	-
CVE-2018-7700	High	8.8	75%	-	-
CVE-2015-2295	Medium	6.8	66%	-	-

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-04-29.