# CVE-2020-13625: libphp-phpmailer: PHPMailer before 6.1.6 contains an output escaping bug when the name of a file attachment contains a double quote cha...

CVE-2020-13625 is fixed in libphp-phpmailer on 1 platform, first by libphp-phpmailer 5.2.14+dfsg-2.3+deb9u2build0.18.04.1, released June 8, 2020. It is not reported as exploited. Patch Radar priority: Routine.

- Web page: https://patchblox.com/security/cve/CVE-2020-13625
- Priority: Routine
- CVSS: n/a (Medium)
- EPSS: 0.0378
- CISA KEV: not listed
- Exploited (vendor report): no
- Publicly disclosed: no
- Published: Jun 8, 2020

## Description

PHPMailer before 6.1.6 contains an output escaping bug when the name of a file attachment contains a double quote character. This can result in the file type being misinterpreted by the receiver or any mail relay processing the message.

## Where it's fixed

| Platform | Product | Fixed in | Fix | Released |
|---|---|---|---|---|
| Linux | libphp-phpmailer Ubuntu 18.04.6 LTS (bionic) | 5.2.14+dfsg-2.3+deb9u2build0.18.04.1 | [libphp-phpmailer 5.2.14+dfsg-2.3+deb9u2build0.18.04.1](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-libphp-phpmailer-5.2.14-dfsg-2.3-deb9u2build0.18.04.1.md) | Jun 8, 2020 |
| Linux | libphp-phpmailer Ubuntu 20.04 LTS (focal) | 6.0.6-0.1ubuntu0.1~esm1 | [libphp-phpmailer 6.0.6-0.1ubuntu0.1~esm1](https://patchblox.com/security/data/fix/linux/ubuntu-focal-libphp-phpmailer-6.0.6-0.1ubuntu0.1-esm1.md) | Jun 17, 2021 |

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Data as of 2026-11-09T07:25:28Z UTC. Source: Patchblox Patch Radar (https://patchblox.com/security/patch-radar). Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo

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