CVE-2023-26081

Severity: high (CVSS 7.5 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.2% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2023-02-20 · updated 2026-06-17
Weakness: CWE-668

Description

In Epiphany (aka GNOME Web) through 43.0, untrusted web content can trick users into exfiltrating passwords, because autofill occurs in sandboxed contexts.

Affected products

Fedoraproject Fedora: 37
GNOME Epiphany: before 43.1 — fixed in 43.1

How to fix

Upgrade to a fixed version: GNOME Epiphany 43.1. Check the vendor advisory for mitigations.

References

https://github.com/google/security-research/security/advisories/GHSA-mhhf-w9xw-pp9x
https://gitlab.gnome.org/GNOME/epiphany/-/merge_requests/1275
https://lists.debian.org/debian-lts-announce/2023/05/msg00015.html
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/IFWUNG6E4ZT43EYNHKYXS7QVSO2VW2H2/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/SADQCSQKTJKTTIJMEPY7GII6IVQSKEKV/
https://github.com/google/security-research/security/advisories/GHSA-mhhf-w9xw-pp9x
https://gitlab.gnome.org/GNOME/epiphany/-/merge_requests/1275
https://lists.debian.org/debian-lts-announce/2023/05/msg00015.html
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/IFWUNG6E4ZT43EYNHKYXS7QVSO2VW2H2/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/SADQCSQKTJKTTIJMEPY7GII6IVQSKEKV/

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