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CVE-2015-4116
Use-after-free vulnerability in the spl_ptr_heap_insert function in ext/spl/spl_heap.c in PHP before 5.5.27 and 5.6.x before 5.6.11 allows…
- 9.8CriticalCVSS base score
- 5.5%Exploitation in 30 daysEPSS · top 7.2% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- NonePublic exploitsnone known yet
Description
Use-after-free vulnerability in the spl_ptr_heap_insert function in ext/spl/spl_heap.c in PHP before 5.5.27 and 5.6.x before 5.6.11 allows remote attackers to execute arbitrary code by triggering a failed SplMinHeap::compare operation.
Timeline
ID reserved
By mitre
- 12 months later
· 12 months later
Published
- 8 years later
· 8 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 | 3.0 | Critical9.8 | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
- EPSS (exploitation in 30 days)
- 5.5% · top 7.2% of all CVEs (10 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: Critical 9.8.
Affected products
n/a
- affected n/a
References
5
- openSUSE-SU-2016:1524 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
- http://git.php.net/?p=php-src.git%3Ba=commit%3Bh=1cbd25ca15383394ffa9ee8601c5de4c0f2f90e1 (opens in a new tab)x_refsource_CONFIRMx_transferred
- http://php.net/ChangeLog-5.php (opens in a new tab)x_refsource_CONFIRMx_transferred
- https://www.htbridge.com/advisory/HTB23262 (opens in a new tab)x_refsource_MISCx_transferred
- https://bugs.php.net/bug.php?id=69737 (opens in a new tab)x_refsource_CONFIRMx_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-2015-4141 (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-2015-4116)Record last updated .