# CVE-2017-0371: mediawiki: MediaWiki before 1.23.16, 1.24.x through 1.27.x before 1.27.2, and 1.28.x before 1.28.1 allows remote attackers to di...

CVE-2017-0371 is fixed in mediawiki on 1 platform, first by DEBIAN-CVE-2017-0371, released February 18, 2022. It is not reported as exploited. Patch Radar priority: High.

- Web page: https://patchblox.com/security/cve/CVE-2017-0371
- Priority: High
- CVSS: 7.5 (high)
- EPSS: 0.0157
- CISA KEV: not listed
- Exploited (vendor report): no
- Publicly disclosed: no
- Published: Feb 18, 2022

## Description

MediaWiki before 1.23.16, 1.24.x through 1.27.x before 1.27.2, and 1.28.x before 1.28.1 allows remote attackers to discover the IP addresses of Wiki visitors via a style="background-image: attr(title url);" attack within a DIV element that has an attacker-controlled URL in the title attribute.

## Where it's fixed

| Platform | Product | Fixed in | Fix | Released |
|---|---|---|---|---|
| Linux | mediawiki Debian 12.15 (bookworm) | 1:1.27.2-1 | [DEBIAN-CVE-2017-0371](https://patchblox.com/security/data/fix/linux/debian-cve-2017-0371.md) | Feb 18, 2022 |
| Linux | mediawiki Debian 13.5 (trixie) | 1:1.27.2-1 | [DEBIAN-CVE-2017-0371](https://patchblox.com/security/data/fix/linux/debian-cve-2017-0371.md) | Feb 18, 2022 |
| Linux | mediawiki Debian 14 | 1:1.27.2-1 | [DEBIAN-CVE-2017-0371](https://patchblox.com/security/data/fix/linux/debian-cve-2017-0371.md) | Feb 18, 2022 |

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Data as of 2026-11-07T12:40:37Z 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 Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo