{"cve":"CVE-2007-1889","nvd":{"published":"2007-04-06T01:19:00.000","modified":"2026-06-16T22:38:30.653","status":"Modified","description":"Integer signedness error in the _zend_mm_alloc_int function in the Zend Memory Manager in PHP 5.2.0 allows remote attackers to execute arbitrary code via a large emalloc request, related to an incorrect signed long cast, as demonstrated via the HTTP SOAP client in PHP, and via a call to msg_receive with the largest positive integer value of maxsize.","cvss_v4":null,"cvss_v3":null,"cwes":[],"references":["http://secunia.com/advisories/25056","http://secunia.com/advisories/25062","http://www.debian.org/security/2007/dsa-1283","http://www.novell.com/linux/security/advisories/2007_32_php.html","http://www.php-security.org/MOPB/MOPB-43-2007.html"],"products":["php:php"],"source":"nvd","synced_at":"2026-10-19T19:46:28.846926071+00:00"},"epss":{"cve":"CVE-2007-1889","score":0.03088,"percentile":0.87709,"date":"2026-10-31"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}