UpHeron
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Servers and applications

CVE-2013-1453

plugins/system/highlight/highlight.php in Joomla! 3.0.x through 3.0.2 and 2.5.x through 2.5.8 allows attackers to unserialize arbitrary PHP objects to obtain sensitive information, delete arbitrary directories, conduct SQL injection attacks, and possibly have other impacts via the highlight parameter. Note: it was originally reported that this issue only allowed attackers to obtain sensitive…

Severity
High 7.5
Published
13 Feb 2013
Last changed
16 Jun 2026
Added to UpHeron
21 Oct 2026
Exploit chance
3.3% in the next 30 daysHigher than 88% of CVEs. EPSS by FIRST, 12 Nov 2026
Attack
Over the network · No login needed
Attacker can
Read some data · Change some data · Slow it down
CVSS vector
AV:N/AC:L/Au:N/C:P/I:P/A:P
Sources
NVD

Description

plugins/system/highlight/highlight.php in Joomla! 3.0.x through 3.0.2 and 2.5.x through 2.5.8 allows attackers to unserialize arbitrary PHP objects to obtain sensitive information, delete arbitrary directories, conduct SQL injection attacks, and possibly have other impacts via the highlight parameter. Note: it was originally reported that this issue only allowed attackers to obtain sensitive information, but later analysis demonstrated that other attacks exist.

From NVD.

Affected software

SoftwareAffected versions
Joomla!Servers and applications · cpe:a:joomla:joomla\!
  • Version 3.0.2
  • Version 3.0.1
  • Version 3.0.0
  • Version 2.5.8
All 12 release lines
  • Version 2.5.0
  • Version 2.5.1
  • Version 2.5.2
  • Version 2.5.3
  • Version 2.5.4
  • Version 2.5.5
  • Version 2.5.6
  • Version 2.5.7
  • Version 2.5.8
  • Version 3.0.0
  • Version 3.0.1
  • Version 3.0.2

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2013-1453
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2013-1453