Vulnerability · Published Apr 23, 2020 · Assigned by mitre

CVE-2020-12079

Critical 10.0

In plain English

A critical-severity security flaw in the affected software. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 2.2% (higher than 83% of all known vulnerabilities).

Severity (CVSS NVD)10.0Critical

Exploit odds (30 days)2.2%top 17.2% of all CVEs

Exploited in the wildNo reportsnot in CISA KEV

Attack toolingNoneno public tooling known

Official description

Beaker before 0.8.9 allows a sandbox escape, enabling system access and code execution. This occurs because Electron context isolation is not used, and therefore an attacker can conduct a prototype-pollution attack against the Electron internal messaging API.

Affected products (as reported)

Vendor	Product	Versions
n/a	n/a	n/a

References

https://github.com/beakerbrowser/beaker/issues/1519 x_refsource_MISC
https://github.com/beakerbrowser/beaker/releases/tag/0.8.9 x_refsource_MISC