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CVE-2011-4138

19
FAUCET Score

CVE-2011-4138 describes a vulnerability in the URLField implementation of Django versions prior to 1.2.7 and 1.3.1. This flaw allows remote attackers to trigger unintended GET requests from the server's IP address by crafting a malicious Location header during a URL redirect. The vulnerability has a CVSS score of 5.0, indicating a medium severity, with low attack complexity and potential for information disclosure. There is no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
<= 1.2.6CPE matchmatch criteria
cpe:2.3:a:djangoproject:django:*:*:*:*:*:*:*:*
0.91CPE matchmatch criteria
cpe:2.3:a:djangoproject:django:0.91:*:*:*:*:*:*:*
0.95CPE matchmatch criteria
cpe:2.3:a:djangoproject:django:0.95:*:*:*:*:*:*:*
0.95.1CPE matchmatch criteria
cpe:2.3:a:djangoproject:django:0.95.1:*:*:*:*:*:*:*
0.96CPE matchmatch criteria
cpe:2.3:a:djangoproject:django:0.96:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

5.0MEDIUM

AV:N/AC:L/Au:N/C:P/I:N/A:N

Confidentiality Impact
PARTIAL
Integrity Impact
NONE
Availability Impact
NONE
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Exploitability Score
10.0
Impact Score
2.9
CvssVersion
2.0

Exploit Intelligence

EPSS Score
2.34%
Probability of exploitation in next 30 days
EPSS Percentile
81.9%
Percentile rank of EPSS score among Peer Group
As of 2026-07-26
Model: v2026.06.15
This CVE's current EPSS score of 0.0234 is in the 72nd percentile among its peer group of 23,701 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (3)

pippatch availablevia ghsa
Product: DjangoFixed in: 1.2.7
pippatch availablevia ghsa
Product: DjangoFixed in: 1.3.1
redhatpatch availablevia nvd_reference
View patch

Vendor Advisories (1)

pipGHSA-wxg3-mfph-qg9whigh

Django Might Allow CSRF Requests via URL Verification

May 14, 2022

References

openwall.com / lists/oss-security/2011/09/11/1
Patch
openwall.com / lists/oss-security/2011/09/13/2
Patch
bugzilla.redhat.com / show_bug.cgi
Patch
secunia.com / advisories/46614
hermes.opensuse.org / messages/14700881
djangoproject.com / weblog/2011/sep/09
PatchVendor Advisory
djangoproject.com / weblog/2011/sep/10/127
Patch
debian.org / security/2011/dsa-2332