An attacker could have accessed internal pages or data by ex-filtrating a security key from ReaderMode via the `referrerpolicy` attribute. This vulnerability affects Firefox for iOS < 120.

Critical CVSS 9.8

CVECVE-2023-49060

First seen2026-08-19 16:30 UTC

Disclosed2023-11-21 15:15 UTC

Last updated2026-08-19 16:30 UTC

Channel statusauto

Summary

An attacker could have accessed internal pages or data by ex-filtrating a security key from ReaderMode via the `referrerpolicy` attribute. This vulnerability affects Firefox for iOS < 120.

In-depth triage

No in-depth report has been generated yet (DR-003 v2 AI pipeline is under construction).

Affected products

Sources

NVD DATABASE

Original Links

https://bugzilla.mozilla.org/show_bug.cgi?id=1861405 Issue Tracking
https://www.mozilla.org/security/advisories/mfsa2023-51/ Release Notes
https://bugzilla.mozilla.org/show_bug.cgi?id=1861405 Issue Tracking
https://www.mozilla.org/security/advisories/mfsa2023-51/ Release Notes

Timeline

2026-08-19 nvd_ingest NVD