# CVE-2021-45088: epiphany-browser: XSS can occur in GNOME Web (aka Epiphany) before 40.4 and 41.x before 41.1 via an error page.

CVE-2021-45088 is fixed in epiphany-browser on 1 platform, first by DEBIAN-CVE-2021-45088, released December 16, 2021. It is not reported as exploited. Patch Radar priority: Routine.

- Web page: https://patchblox.com/security/cve/CVE-2021-45088
- Priority: Routine
- CVSS: 6.1 (medium)
- EPSS: 0.0154
- CISA KEV: not listed
- Exploited (vendor report): no
- Publicly disclosed: no
- Published: Dec 16, 2021

## Description

XSS can occur in GNOME Web (aka Epiphany) before 40.4 and 41.x before 41.1 via an error page.

## Where it's fixed

| Platform | Product | Fixed in | Fix | Released |
|---|---|---|---|---|
| Linux | epiphany-browser Debian 12.15 (bookworm) | 41.2-1 | [DEBIAN-CVE-2021-45088](https://patchblox.com/security/data/fix/linux/debian-cve-2021-45088.md) | Dec 16, 2021 |
| Linux | epiphany-browser Debian 13.5 (trixie) | 41.2-1 | [DEBIAN-CVE-2021-45088](https://patchblox.com/security/data/fix/linux/debian-cve-2021-45088.md) | Dec 16, 2021 |
| Linux | epiphany-browser Debian 14 | 41.2-1 | [DEBIAN-CVE-2021-45088](https://patchblox.com/security/data/fix/linux/debian-cve-2021-45088.md) | Dec 16, 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 Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo

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