CVE-2022-36318

5.3 MEDIUM 0.5% exploit odds Fix listed

What it is

When visiting directory listings for `chrome://` URLs as source text, some parameters were reflected. This vulnerability affects Firefox ESR < 102.1, Firefox ESR < 91.12, Firefox < 103, Thunderbird < 102.1, and Thunderbird < 91.12.

At a glance

Exploitability: Can be exploited over the network without logging in, but needs a user to act. High risk of data exposure.
Exploit odds: 0.5% chance of exploitation in the next 30 days (EPSS).
Fix: A patch, advisory or fixed version is referenced. Upgrade or apply it.

Timeline

2022-12-22 20:15 UTC PublishedDisclosed publicly on CVE.org and NVD
2026-06-17 04:53 UTC Last updatedMost recent change to the record

Why it ranks here

Exploited in the wild: no, CISA does not list it.
Exploit odds: 0.5% in the next 30 days (EPSS).
Severity: 5.3 MEDIUM (CVSS).
Fix: a patch or advisory is linked.

Details

Published: 2022-12-22 20:15 UTC
Last modified: 2026-06-17 04:53 UTC
Exploit probability: 0.5% · EPSS, next 30 days
Weakness: CWE-362 · Race condition
Record status: Modified

Affected

Mozilla Firefox < 103.0
Mozilla Firefox Esr < 102.1
Mozilla Thunderbird < 102.1
Mozilla Firefox Esr < 91.12
Mozilla Thunderbird < 91.12

Attack profile CVSS 3.1 · 5.3

Attack vector: Network
Complexity: High
Privileges needed: None
User interaction: Required
Scope: Unchanged
Confidentiality: High
Integrity: None
Availability: None

Raw vector

CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:N/A:N

Is it in your code?

Hand this to your coding agent. It searches your project for the affected products and checks versions. Nothing leaves your machine.

Read https://cve-list.com/agent/cve/CVE-2022-36318.md and follow it. Check whether this project is affected by CVE-2022-36318. Read only. Don't change anything and don't upload my code. Tell me yes, no or not sure, with the file as proof.

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Fix and advisories

References

NVD record · CVE.org record