Security readout for executives and security teams
CVE-2006-5465 is a PHP memory corruption flaw. Applications running PHP before 5.2.0 could be exposed if attacker-controlled UTF-8 input reaches htmlentities or htmlspecialchars. The source states arbitrary code execution is possible, but provides no CVSS score and no confirmed active exploitation evidence. Likely exposure is legacy PHP runtimes before 5.2.0, especially web applications that encode attacker-supplied UTF-8 text with htmlentities or htmlspecialchars. Modern supported PHP deployments are unlikely to be affected, but long-lived appliances or bundled third-party products should be checked. Prioritize as a legacy high-risk cleanup item. The business risk is highest where old PHP still supports public web services or embedded products. Absence from KEV lowers evidence of immediate exploitation, but remote code execution impact justifies prompt verification. Mitigation focus: Upgrade PHP to 5.2.0 or a vendor-patched package.; Check Red Hat, Debian, Apple, Gentoo, or other relevant vendor advisories.; Identify bundled products that shipped their own PHP runtime..
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
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ATT&CK lookup starting points
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Execution behavior lookup
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Open ATT&CK lookupCVE-2006-5465 mapping review
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Open ATT&CK lookup- Severity
- Unknown
- CVSS
- Not scored
- Known Exploited
- No
- Published
CNA and ADP enrichment extracted from CVE v5
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CVSS and timeline data
No CVSS vectors or timeline events were available in the normalized CVE source material.
Source materials
- CVE List V5 sourceCVE List V5
- php-htmlentities-bo(29971)CVE reference · vdb-entry, x_refsource_XF
Products and packages named in the record
CWE details
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