SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2011-4940

The list_directory function in Lib/SimpleHTTPServer.py in SimpleHTTPServer in Python before 2.5.6c1, 2.6.x before 2.6.7 rc2, and 2.7.x before 2.7.2 does not place a charset parameter in the Content-Type HTTP header, which makes it easier for remote…

LOW 2.6EPSS 3.21%

Does this matter?

Lower severity and a low EPSS score (3.21%). Track it; it rarely justifies an emergency change on its own.

Description

The list_directory function in Lib/SimpleHTTPServer.py in SimpleHTTPServer in Python before 2.5.6c1, 2.6.x before 2.6.7 rc2, and 2.7.x before 2.7.2 does not place a charset parameter in the Content-Type HTTP header, which makes it easier for remote attackers to conduct cross-site scripting (XSS) attacks against Internet Explorer 7 via UTF-7 encoding.

CVSS 2.0
2.6 LOWAV:N/AC:H/Au:N/C:N/I:P/A:N
EPSS
3.21% probability · 88th percentile
Public exploits
None in Exploit-DB
CISA KEV
Not listed
Weakness
CWE-79
Affected
python/python
Source
secalert@redhat.com
EPSS trend
0%3%5%26 October 2026: 3.21%26 October 202626 October 2026

EPSS 3.2% since 26 October 2026; no change recorded yet. Points are recorded when the score first appears and whenever it moves by a percentage point or more.

References

Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.