CVE-2022-22760

Description

When importing resources using Web Workers, error messages would distinguish the difference between application/javascript responses and non-script responses. This could have been abused to learn information cross-origin. This vulnerability affects Firefox < 97, Thunderbird < 91.6, and Firefox ESR < 91.6.

Affected Platforms

Weakness Type

CWE-209, CWE-209

References

• https://bugzilla.mozilla.org/show_bug.cgi?id=1740985
• https://bugzilla.mozilla.org/show_bug.cgi?id=1748503
• https://www.mozilla.org/security/advisories/mfsa2022-04/
• https://www.mozilla.org/security/advisories/mfsa2022-05/
• https://www.mozilla.org/security/advisories/mfsa2022-06/
• https://bugzilla.mozilla.org/show_bug.cgi?id=1740985