CVE-2022-22760
Mozilla: Cross-Origin responses could be distinguished between script and non-script content-types
Severity
ModerateRed Hat Product Security
CVSS 3.1
Review impact separately from score.
Published · February 8, 2022
Updated · November 21, 2025
Description
A flaw was found in Mozilla. The Mozilla Foundation Security Advisory describes this flaw as: 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.
CVSS score applicability
The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.
Mitigation
No mitigation is specified in collected source.
CVSS / CWE
CVSS 3.1 · 6.1CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
CWE-829 · Inclusion of Functionality from Untrusted Control Sphere