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CVE-2006-5465
Buffer overflow in PHP before 5.2.0 allows remote attackers to execute arbitrary code via crafted UTF-8 inputs to the (1) htmlentities or…
- 7.5HighCVSS base score
- 10.3%Exploitation in 30 daysEPSS · top 4.2% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- NonePublic exploitsnone known yet
Description
Buffer overflow in PHP before 5.2.0 allows remote attackers to execute arbitrary code via crafted UTF-8 inputs to the (1) htmlentities or (2) htmlspecialchars functions.
Timeline
ID reserved
By redhat
- 12 days later
· 12 days later
Published
- 18 years later
· 18 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)
- 10.3% · top 4.2% of all CVEs (11 Nov 2026)
Loading the EPSS history…
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
47
- 22881 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- 1017152 (opens in a new tab)vdb-entryx_refsource_SECTRACKx_transferred
- ADV-2006-4750 (opens in a new tab)vdb-entryx_refsource_VUPENx_transferred
- ADV-2006-4749 (opens in a new tab)vdb-entryx_refsource_VUPENx_transferred
- 20061102 Advisory 13/2006: PHP HTML Entity Encoder Heap Overflow Vulnerability (opens in a new tab)mailing-listx_refsource_BUGTRAQx_transferred
- RHSA-2006:0731 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- 22759 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- 24606 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- ADV-2007-1546 (opens in a new tab)vdb-entryx_refsource_VUPENx_transferred
- http://docs.info.apple.com/article.html?artnum=304829 (opens in a new tab)x_refsource_CONFIRMx_transferred
- TLSA-2006-38 (opens in a new tab)vendor-advisoryx_refsource_TURBOx_transferred
- DSA-1206 (opens in a new tab)vendor-advisoryx_refsource_DEBIANx_transferred
- 22693 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- 23247 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- 22653 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- 22688 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- 2006-0061 (opens in a new tab)vendor-advisoryx_refsource_TRUSTIXx_transferred
- 20061129 SYM06-023, Symantec NetBackup PureDisk: PHP update to Address Reported Security Vulnerability (opens in a new tab)mailing-listx_refsource_BUGTRAQx_transferred
- GLSA-200703-21 (opens in a new tab)vendor-advisoryx_refsource_GENTOOx_transferred
- 20061109 rPSA-2006-0205-1 php php-mysql php-pgsql (opens in a new tab)mailing-listx_refsource_BUGTRAQx_transferred
- 22713 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- 22685 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- ADV-2006-4317 (opens in a new tab)vdb-entryx_refsource_VUPENx_transferred
- http://www.hardened-php.net/advisory_132006.138.html (opens in a new tab)x_refsource_MISCx_transferred
- 20070425 PHP HTML Entity Encoder Heap Overflow Vulnerability in Multiple Web-Based Management Interfaces (opens in a new tab)vendor-advisoryx_refsource_CISCOx_transferred
- http://issues.rpath.com/browse/RPL-761 (opens in a new tab)x_refsource_CONFIRMx_transferred
- SUSE-SA:2006:067 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
- php-htmlentities-bo(29971) (opens in a new tab)vdb-entryx_refsource_XFx_transferred
- 23155 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- MDKSA-2006:196 (opens in a new tab)vendor-advisoryx_refsource_MANDRIVAx_transferred
- 25047 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- 1017296 (opens in a new tab)vdb-entryx_refsource_SECTRACKx_transferred
- 22779 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- RHSA-2006:0730 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- 20879 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- USN-375-1 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
- APPLE-SA-2006-11-28 (opens in a new tab)vendor-advisoryx_refsource_APPLEx_transferred
- 20070425 Cisco Applied Intelligence Response: Identifying and Mitigating Exploitation of the PHP HTML Entity Encoder Heap Overflow Vulnerability in Multiple Web-Based Management Interfaces (opens in a new tab)vendor-advisoryx_refsource_CISCOx_transferred
- TA06-333A (opens in a new tab)third-party-advisoryx_refsource_CERTx_transferred
- OpenPKG-SA-2006.028 (opens in a new tab)vendor-advisoryx_refsource_OPENPKGx_transferred
- 22929 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- 22753 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- http://support.avaya.com/elmodocs2/security/ASA-2006-245.htm (opens in a new tab)x_refsource_CONFIRMx_transferred
- oval:org.mitre.oval:def:10240 (opens in a new tab)vdb-entrysignaturex_refsource_OVALx_transferred
- 23139 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- RHSA-2006:0736 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- http://www.php.net/releases/5_2_0.php (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-2006-5450 (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-2006-5465)Record last updated .