CVE-2022-36315

Severity: medium (CVSS 4.3 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.2% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2022-12-22 · updated 2026-06-17
Weakness: CWE-345

Description

When loading a script with Subresource Integrity, attackers with an injection capability could trigger the reuse of previously cached entries with incorrect, different integrity metadata. This vulnerability affects Firefox < 103.

Affected products

Mozilla Firefox: before 103.0 — fixed in 103.0

How to fix

Upgrade to a fixed version: Mozilla Firefox 103.0. Check the vendor advisory for mitigations.

References

https://bugzilla.mozilla.org/show_bug.cgi?id=1762520
https://www.mozilla.org/security/advisories/mfsa2022-28/
https://bugzilla.mozilla.org/show_bug.cgi?id=1762520
https://www.mozilla.org/security/advisories/mfsa2022-28/

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