{"cve":"CVE-2007-4772","nvd":{"published":"2008-01-09T21:46:00.000","modified":"2026-06-16T22:44:45.933","status":"Modified","description":"The regular expression parser in TCL before 8.4.17, as used in PostgreSQL 8.2 before 8.2.6, 8.1 before 8.1.11, 8.0 before 8.0.15, and 7.4 before 7.4.19, allows context-dependent attackers to cause a denial of service (infinite loop) via a crafted regular expression.","cvss_v4":null,"cvss_v3":null,"cwes":["CWE-399"],"references":["http://h20000.www2.hp.com/bizsupport/TechSupport/Document.jsp?objectID=c01420154","http://kb.juniper.net/InfoCenter/index?page=content&id=JSA10705","http://lists.opensuse.org/opensuse-security-announce/2008-02/msg00000.html","http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00049.html","http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00052.html"],"products":["canonical:ubuntu_linux","debian:debian_linux","postgresql:postgresql","tcl:tcl\\/tk"],"source":"nvd","synced_at":"2026-10-19T19:49:50.107194424+00:00"},"epss":{"cve":"CVE-2007-4772","score":0.03812,"percentile":0.90046,"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."]}