UpHeron
All vulnerabilities

Servers and applications

CVE-2010-3065

The default session serializer in PHP 5.2 through 5.2.13 and 5.3 through 5.3.2 does not properly handle the PS_UNDEF_MARKER marker, which allows context-dependent attackers to modify arbitrary session variables via a crafted session variable name.

Severity
Medium 5.0
Published
20 Aug 2010
Last changed
16 Jun 2026
Added to UpHeron
14 Oct 2026
Exploit chance
2.5% in the next 30 daysHigher than 84% of CVEs. EPSS by FIRST, 12 Nov 2026
Weakness
CWE-264
Attack
Over the network · No login needed
Attacker can
Change some data
CVSS vector
AV:N/AC:L/Au:N/C:N/I:P/A:N
Sources
NVD

Affected software

SoftwareAffected versions
PHPServers and applications · cpe:a:php:php
  • Version 5.3.2
  • Version 5.3.1
  • Version 5.3.0
  • Version 5.2.13
All 17 release lines
  • Version 5.2.0
  • Version 5.2.1
  • Version 5.2.2
  • Version 5.2.3
  • Version 5.2.4
  • Version 5.2.5
  • Version 5.2.6
  • Version 5.2.7
  • Version 5.2.8
  • Version 5.2.9
  • Version 5.2.10
  • Version 5.2.11
  • Version 5.2.12
  • Version 5.2.13
  • Version 5.3.0
  • Version 5.3.1
  • Version 5.3.2

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2010-3065
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2010-3065