CVE-2015-5961

3.3 LOW 0.4% exploit odds Fix listed

What it is

The COPPA error page in the Accounts setup dialog in Mozilla Firefox OS before 2.2 embeds content from an external web server URL into the System process, which allows man-in-the-middle attackers to bypass intended access restrictions by spoofing that server.

At a glance

Exploitability: Can be exploited from the same network segment without logging in. Limited direct impact.
Exploit odds: 0.4% chance of exploitation in the next 30 days (EPSS).
Fix: A patch, advisory or fixed version is referenced. Upgrade or apply it.

Timeline

2015-08-08 00:59 UTC PublishedDisclosed publicly on CVE.org and NVD
2026-06-17 00:30 UTC Last updatedMost recent change to the record

Why it ranks here

Exploited in the wild: no, CISA does not list it.
Exploit odds: 0.4% in the next 30 days (EPSS).
Severity: 3.3 LOW (CVSS).
Fix: a patch or advisory is linked.

Details

Published: 2015-08-08 00:59 UTC
Last modified: 2026-06-17 00:30 UTC
Exploit probability: 0.4% · EPSS, next 30 days
Weakness: CWE-264
Record status: Modified

Affected

Mozilla Firefox Os ≤ 2.1.0

Attack profile CVSS 2.0 · 3.3

Attack vector: Adjacent network
Complexity: Low
Authentication: None
Confidentiality: None
Integrity: Partial
Availability: None

Raw vector

AV:A/AC:L/Au:N/C:N/I:P/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-2015-5961.md and follow it. Check whether this project is affected by CVE-2015-5961. 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