CVE-2021-45085

MEDIUM
6.1
CVSS Score
Published: December 16, 2021 at 02:19 AM UTC
Updated: June 17, 2026 at 04:13 AM UTC
2 products affected across 2 vendorsDebian LinuxEpiphany

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Severity
MEDIUM6.1
Exploit prediction
EPSS 2%

Description

XSS can occur in GNOME Web (aka Epiphany) before 40.4 and 41.x before 41.1 via an about: page, as demonstrated by ephy-about:overview when a user visits an XSS payload page often enough to place that page on the Most Visited list.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

v < 40.441.0 ≤ v < 41.1
Affected range stops below 40.4, so it looks safe — our inference, not a vendor statement
Affected range stops below 41.1, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

References (4)

Mailing Listx_refsource_MLISTThird Party Advisory
https://lists.debian.org/debian-lts-announce/2022/08/msg00006.html
Vendor Advisoryx_refsource_DEBIANThird Party Advisory
https://www.debian.org/security/2022/dsa-5042

CVSS

Attack Vector
NETWORK
Complexity
LOW
Privileges
NONE
User Interaction
REQUIRED
Scope
CHANGED
Confidentiality
LOW
Integrity
LOW
Availability
NONE
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-79

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