{"cve":"CVE-2020-7066","nvd":{"published":"2020-04-01T04:15:14.020","modified":"2026-06-17T03:24:17.940","status":"Modified","description":"In PHP versions 7.2.x below 7.2.29, 7.3.x below 7.3.16 and 7.4.x below 7.4.4, while using get_headers() with user-supplied URL, if the URL contains zero (\\0) character, the URL will be silently truncated at it. This may cause some software to make incorrect assumptions about the target of the get_headers() and possibly send some information to a wrong server.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N","score":4.3},"cwes":["CWE-170"],"references":["http://lists.opensuse.org/opensuse-security-announce/2020-05/msg00025.html","https://bugs.php.net/bug.php?id=79329","https://lists.debian.org/debian-lts-announce/2020/04/msg00021.html","https://security.netapp.com/advisory/ntap-20200403-0001/","https://usn.ubuntu.com/4330-2/"],"products":["debian:debian_linux","opensuse:leap","php:php","tenable:tenable.sc"],"source":"nvd","synced_at":"2026-10-19T21:03:08.679916934+00:00"},"epss":{"cve":"CVE-2020-7066","score":0.02767,"percentile":0.86308,"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."]}