All vulnerabilities

Servers and applications

CVE-2010-2100

The (1) htmlentities, (2) htmlspecialchars, (3) str_getcsv, (4) http_build_query, (5) strpbrk, and (6) strtr functions in PHP 5.2 through 5.2.13 and 5.3 through 5.3.2 allow context-dependent attackers to obtain sensitive information (memory contents) by causing a userspace interruption of an internal function, related to the call time pass by reference feature.

Severity
Medium 5.0
Published
27 May 2010
Last changed
16 Jun 2026
Added to UpHeron
14 Oct 2026
Exploit chance
2% in the next 30 daysHigher than 81% of CVEs. EPSS by FIRST, 12 Nov 2026
Weakness
Information exposure (CWE-200)
Attack
Over the network · No login needed
Attacker can
Read some data
CVSS vector
AV:N/AC:L/Au:N/C:P/I:N/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-2010-2100
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2010-2100