CVE-2016-2826 Privilege escalation in n/a

What is CVE-2016-2826?

CVE-2016-2826 is a high-severity vulnerability in Mozilla Firefox, published on 13 Jun 2016. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

The maintenance service in Mozilla Firefox before 47.0 and Firefox ESR 45.x before 45.2 on Windows does not prevent MAR extracted-file modification during updater execution, which might allow local users to gain privileges via a Trojan horse file.

Weakness: CWE-264

Which versions are affected by CVE-2016-2826?

It affects 1 product.

Products include Mozilla Firefox.

How do I fix CVE-2016-2826?

No fix has been published for CVE-2016-2826 yet. Limit exposure of the affected software until one is available.

Is CVE-2016-2826 being exploited?

There is no known exploitation of CVE-2016-2826 in the wild and no public exploit code.

Other vulnerabilities in Mozilla Firefox

• CVE-2019-11708 Mozilla Firefox and Thunderbird Sandbox Escape Exploited Critical 10.0
• CVE-2010-3765 Mozilla Multiple Products Remote Code Execution Exploited Critical 9.8
• CVE-2022-26486 Mozilla Firefox Use-After-Free Exploited Critical 9.6
• CVE-2022-26485 Mozilla Firefox Use-After-Free Exploited High 8.8
• CVE-2019-11707 Mozilla Firefox and Thunderbird Type Confusion Exploited High 8.8

All Mozilla Firefox vulnerabilities

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as GHSA-f7c8-7wc6-wrv3.