kbrain

CVE-2013-4522

MEDIUM · CVSS 5.0EPSS 1.5%EU EUVD

lib/filelib.php in Moodle through 2.2.11, 2.3.x before 2.3.10, 2.4.x before 2.4.7, and 2.5.x before 2.5.3 does not send "Cache-Control: private" HTTP headers, which allows remote attackers to obtain sensitive information by requesting a file that had been previously retrieved by a caching proxy server.

Key facts

CVSS score
5.0 (v2.0)
Severity
MEDIUM
CVSS vector
AV:N/AC:L/Au:N/C:P/I:N/A:N
Weakness (CWE)
CWE-200
EPSS score
1.5% (75th percentile)
In CISA KEV
No
In EU EUVD
Yes (EUVD-2013-4381)
Published
November 26, 2013
NVD last modified
June 16, 2026
Status
Modified

EU Vulnerability Database (EUVD)

This vulnerability is also tracked by ENISA as EUVD-2013-4381 in the EU Vulnerability Database. Last updated in EUVD on August 6, 2024.

View on the EU Vulnerability Database

Affected products

  • moodle / moodle
  • moodle / moodle
  • moodle / moodle
  • moodle / moodle
  • moodle / moodle
  • moodle / moodle
  • moodle / moodle
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  • moodle / moodle
  • moodle / moodle
  • moodle / moodle
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  • moodle / moodle
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  • moodle / moodle
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  • moodle / moodle
  • moodle / moodle
  • moodle / moodle
  • moodle / moodle
  • moodle / moodle

and 68 more…

References

Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS

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