CVE-2019-11049

In PHP versions 7.3.x below 7.3.13 and 7.4.0 on Windows, when supplying custom headers to mail() function, due to mistake introduced in commit 78f4b4a2dcf92ddbccea1bb95f8390a18ac3342e, if the header is supplied in lowercase, this can result in double-freeing certain memory locations.

• CWE-415
• CWE-415

• https://bugs.php.net/bug.php?id=78943Mailing List, Patch, Vendor Advisory
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/N7GCOAE6KVHYJ3UQ4KLPLTGSLX6IRVRN/
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/XWRQPYXVG43Q7DXMXH6UVWMKWGUW552F/
• https://seclists.org/bugtraq/2020/Feb/27Mailing List, Third Party Advisory
• https://security.netapp.com/advisory/ntap-20200103-0002/Third Party Advisory
• https://www.debian.org/security/2020/dsa-4626Third Party Advisory
• https://www.tenable.com/security/tns-2021-14Third Party Advisory
• https://bugs.php.net/bug.php?id=78943Mailing List, Patch, Vendor Advisory
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/N7GCOAE6KVHYJ3UQ4KLPLTGSLX6IRVRN/
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/XWRQPYXVG43Q7DXMXH6UVWMKWGUW552F/
• https://seclists.org/bugtraq/2020/Feb/27Mailing List, Third Party Advisory
• https://security.netapp.com/advisory/ntap-20200103-0002/Third Party Advisory
• https://www.debian.org/security/2020/dsa-4626Third Party Advisory
• https://www.tenable.com/security/tns-2021-14Third Party Advisory

Published

Dec 23, 2019

Last Modified

Jun 17, 2026

Status

Modified

• How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
• Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
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• CVE-2019-11043In PHP versions 7.1.x below 7.1.33, 7.2.x below 7.2.24 and 7…9.8
• CVE-2019-11044In PHP versions 7.2.x below 7.2.26, 7.3.x below 7.3.13 and 7…7.5
• CVE-2019-11045In PHP versions 7.2.x below 7.2.26, 7.3.x below 7.3.13 and 7…5.9
• CVE-2019-11046In PHP versions 7.2.x below 7.2.26, 7.3.x below 7.3.13 and 7…5.3
• CVE-2019-11047When PHP EXIF extension is parsing EXIF information from an …6.5
• CVE-2019-11048In PHP versions 7.2.x below 7.2.31, 7.3.x below 7.3.18 and 7…5.3
• CVE-2019-1105A spoofing vulnerability exists in the way Microsoft Outlook…
• CVE-2019-11050When PHP EXIF extension is parsing EXIF information from an …6.5
• CVE-2019-11057SQL injection vulnerability in Vtiger CRM before 7.1.0 hotfi…8.8
• CVE-2019-11059Das U-Boot 2016.11-rc1 through 2019.04 mishandles the ext4 6…
• CVE-2019-1106A remote code execution vulnerability exists in the way that…
• CVE-2019-11060The web api server on Port 8080 of ASUS HG100 firmware up to…7.5