{"id":"CVE-2020-7062","url":"https://www.cyber-defence.io/tools/cve/CVE-2020-7062","generatedAt":"2026-10-27T20:21:21.680Z","title":"In PHP versions 7.2.x below 7.2.28, 7.3.x below 7.3.15 and 7.4.x below 7.4.3, when using file upload functionality, if upload progress tracking is enabled, but session.upload_progress.cleanup is set to 0 (disabled), and the file upload fails, the upload…","description":"In PHP versions 7.2.x below 7.2.28, 7.3.x below 7.3.15 and 7.4.x below 7.4.3, when using file upload functionality, if upload progress tracking is enabled, but session.upload_progress.cleanup is set to 0 (disabled), and the file upload fails, the upload procedure would try to clean up data that does not exist and encounter null pointer dereference, which would likely lead to a crash.","published":"2020-02-27T21:15:19.000Z","lastModified":"2026-06-17T03:24:17.000Z","status":"Modified","sourceIdentifier":"security@php.net","cvss":{"version":"3.1","score":7.5,"severity":"HIGH","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"},"cwe":["CWE-476"],"affected":["php/php","opensuse/leap","debian/debian linux","canonical/ubuntu linux"],"epss":{"score":0.03581,"percentile":0.89329,"date":"2026-10-26","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"high","text":"High impact if exploited, but EPSS currently rates exploitation as unlikely (3.58%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit."},"changes":[],"references":[{"url":"http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00023.html","tags":["Mailing List","Third Party Advisory"],"source":"security@php.net"},{"url":"https://bugs.php.net/bug.php?id=79221","tags":["Exploit","Vendor Advisory"],"source":"security@php.net"},{"url":"https://lists.debian.org/debian-lts-announce/2020/03/msg00034.html","tags":["Mailing List","Third Party Advisory"],"source":"security@php.net"},{"url":"https://security.gentoo.org/glsa/202003-57","tags":["Third Party Advisory"],"source":"security@php.net"},{"url":"https://usn.ubuntu.com/4330-1/","tags":["Third Party Advisory"],"source":"security@php.net"},{"url":"https://www.debian.org/security/2020/dsa-4717","tags":["Third Party Advisory"],"source":"security@php.net"},{"url":"https://www.debian.org/security/2020/dsa-4719","tags":["Third Party Advisory"],"source":"security@php.net"},{"url":"https://www.tenable.com/security/tns-2021-14","tags":["Third Party Advisory"],"source":"security@php.net"},{"url":"http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00023.html","tags":["Mailing List","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://bugs.php.net/bug.php?id=79221","tags":["Exploit","Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://lists.debian.org/debian-lts-announce/2020/03/msg00034.html","tags":["Mailing List","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://security.gentoo.org/glsa/202003-57","tags":["Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://usn.ubuntu.com/4330-1/","tags":["Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://www.debian.org/security/2020/dsa-4717","tags":["Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://www.debian.org/security/2020/dsa-4719","tags":["Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://www.tenable.com/security/tns-2021-14","tags":["Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2020-7062","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}