CVE-2016-10045

critical
Published 2016-12-30 · Modified 2025-04-14
CVSS v3
9.8
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS v2
7.5
VIR risk
9.8

Description

Remote code execution in PHPMailer

Predictions

Exploit likelihood
97%
Patch ETA

Heuristic predictions, AS-IS, for prioritization only.

Mitigations

vendor Authored 2026-05-27

Vendor advisory: debian — https://security-tracker.debian.org/tracker/CVE-2016-10045

vendor Authored 2026-05-27

Vendor advisory: cve@mitre.org — https://legalhackers.com/advisories/PHPMailer-Exploit-Remote-Code-Exec-CVE-2016-10045-Vuln-Patch-Bypass.html

vendor Authored 2026-05-27

Vendor advisory: cve@mitre.org — https://github.com/PHPMailer/PHPMailer/wiki/About-the-CVE-2016-10033-and-CVE-2016-10045-vulnerabilities

vendor Authored 2026-05-27

Vendor advisory: cve@mitre.org — https://github.com/PHPMailer/PHPMailer/releases/tag/v5.2.20

vendor Authored 2026-05-27

Vendor advisory: cve@mitre.org — http://seclists.org/fulldisclosure/2016/Dec/81

vendor Authored 2026-05-27

Vendor advisory: cve@mitre.org — http://openwall.com/lists/oss-security/2016/12/28/1

vendor Authored 2026-05-27

Vendor advisory: arch — https://security.archlinux.org/ASA-201701-22

OS impact

OSVersionStatusFixed in
arch archfixed4.7.1-1
debian debianbookwormfixed0
debian debianbullseyefixed0
debian debianforkyfixed0
debian debiansidfixed0
debian debiantrixiefixed0

Package impact

EcosystemPackageVulnerableFixed
php Packagistphpmailer/phpmailer>=5.0.0,<5.2.205.2.20

Application impact

VendorProductVersionsFixed
phpmailer_projectphpmailer{"endExcluding":"5.2.20"}5.2.20
wordpresswordpress{"endIncluding":"4.7"}
joomlajoomla\!{"startIncluding":"1.5.0","endIncluding":"3.6.5"}

References

CWEs

CWE-77

Verify integrity in audit chain (admin only). AS-IS.