CVE-2021-45088

MEDIUM 6.1CVE-2021-45088 · Published 16/12/2021 · updated 17/06/2026

In short

CVE-2021-45088 is a MEDIUM (CVSS 6.1) vulnerability affecting epiphany (gnome).
Chance of exploitation in the next 30 days (EPSS): 1.5%, higher than 74.9% of all vulnerabilities.
Fix: update to 41.1, 40.4 or later.

Package	Affected versions	Patched versions
epiphany gnome	`≥ 41.0, < 41.1< 40.4`	`41.140.4`

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

Running one of these products? Scan your site to see whether it exposes a vulnerable version.

Package

Affected versions

Patched versions

≥ 41.0, < 41.1< 40.4

41.140.4

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