CVE-2015-8562
Joomla! 1.5.x, 2.x, and 3.x before 3.4.6 allow remote attackers to conduct PHP object injection attacks and execute arbitrary PHP code via…
- 7.5HighCVSS base score
- 98.2%Exploitation in 30 daysEPSS · top 0.1% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- 4Public exploitsMetasploit, Nuclei and Exploit-DB
Description
Joomla! 1.5.x, 2.x, and 3.x before 3.4.6 allow remote attackers to conduct PHP object injection attacks and execute arbitrary PHP code via the HTTP User-Agent header, as exploited in the wild in December 2015.
Public exploit
An exploit or proof of concept is public: anyone can try it against an unpatched system. The public collections list a Metasploit module, a Nuclei template and 2 Exploit-DB entries for it. 2 references of the record are tagged as an exploit.
Show the exploits6
Metasploit modules1 module
- Joomla HTTP Header Unauthenticated Remote Code Execution (Metasploit module) (opens in a new tab)
exploit/multi/http/joomla_http_header_rceRank excellentdisclosed 14 Dec 2015
Nuclei templates1 template
- Joomla HTTP Header Unauthenticated - Remote Code Execution (Nuclei template) (opens in a new tab)
http/cves/2015/CVE-2015-8562.yamlSeverity high
Exploit-DB2 entries
- Joomla! 1.5 < 3.4.6 - Object Injection 'x-forwarded-for' Header Remote Code Execution (Exploit-DB entry) (opens in a new tab)
EDB-ID 39033webapps, phppublished 18 Dec 2015Not verified
- Joomla! 1.5 < 3.4.5 - Object Injection Remote Command Execution (Exploit-DB entry) (opens in a new tab)
EDB-ID 38977webapps, phppublished 15 Dec 2015Verified
References tagged exploit2 references
- 39033 (opens in a new tab)exploitx_refsource_EXPLOIT-DBx_transferred
- 38977 (opens in a new tab)exploitx_refsource_EXPLOIT-DBx_transferred
Modules, templates and exploits as listed by the Metasploit Framework (BSD-3-Clause), ProjectDiscovery's Nuclei templates (MIT) and the Exploit Database (GPLv2), read once a day. Where the data comes from
Timeline
ID reserved
By mitre
- 1 day later
· 1 day later
Published
- 9 years later
· 9 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 2.0 | High7.5 | AV:N/AC:L/Au:N/C:P/I:P/A:P |
- EPSS (exploitation in 30 days)
- 98.2% · top 0.1% of all CVEs (9 Nov 2026)
The list uses the assigner's score when there is one, then CISA's, then NVD's: High 7.5.
Affected products
n/a
- affected n/a
References
9
- 39033 (opens in a new tab)exploitx_refsource_EXPLOIT-DBx_transferred
- 20151231 Joomla 1.5.x to 3.4.5 Object Injection Exploit (golang) (opens in a new tab)mailing-listx_refsource_BUGTRAQx_transferred
- 38977 (opens in a new tab)exploitx_refsource_EXPLOIT-DBx_transferred
- http://packetstormsecurity.com/files/135100/Joomla-3.4.5-Object-Injection.html (opens in a new tab)x_refsource_MISCx_transferred
- http://packetstormsecurity.com/files/134949/Joomla-HTTP-Header-Unauthenticated-Remote-Code-Execution.html (opens in a new tab)x_refsource_MISCx_transferred
- https://developer.joomla.org/security-centre/630-20151214-core-remote-code-execution-vulnerability.html (opens in a new tab)x_refsource_CONFIRMx_transferred
- 79195 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- http://www.rapid7.com/db/modules/exploit/multi/http/joomla_http_header_rce (opens in a new tab)x_refsource_MISCx_transferred
- https://blog.sucuri.net/2015/12/remote-command-execution-vulnerability-in-joomla.html (opens in a new tab)x_refsource_MISCx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- EUVD EUVD-2015-8441 (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2015-8562)Record last updated .