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CVE-2025-27591

PoC —
CVSS 3.1
6.8 medium
EPSS
<1%p30
Published
()
Modified
Description

A privilege escalation vulnerability existed in the Below service prior to v0.9.0 due to the creation of a world-writable directory at /var/log/below. This could have allowed local unprivileged users to escalate to root privileges through symlink attacks that manipulate files such as /etc/shadow.

Vendors
facebook
Products
below
Weakness
CWE-732
Vector
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:N
NVD CVE.org GitHub PoCs EPSS (0.4%)

In the news

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