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.
Public exploits
Exploit or proof-of-concept code for this vulnerability is publicly available, which lowers the bar for attackers. Treat it as a reason to patch sooner.
Exploit-DB 1
- Joomla! 3.0.2 - 'highlight.php' PHP Object Injection EDB-24551 · webapps · Feb 27, 2013 · verified
GitHub 1 repository
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stupazz/joomla-cve-2013-1453 ★ 0 · Nov 11, 2026
CVE-2013-1453: Joomla 2.5.x PHP Object Injection — Complete Gadget Chain Analysis with Docker Lab and PoC Exploits
Sources: PoC-in-GitHub, Metasploit Framework, Exploit-DB — updated daily. Only links are listed; no exploit code is hosted here.