Path Traversal in Beam Beta9

CVE-2025-69820

Directory Traversal vulnerability in Beam beta9 v.0.1.521 allows a remote attacker to obtain sensitive information via the joinCleanPath function.

Vulnerability class: Path Traversal (Directory Traversal)

EPSS: 0.009 (55.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.0 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:N.

Affected products

Beam Beta9 — versions 0.1.521
N/a — versions n/a

Weakness classification (CWE)

CWE-22 — Path Traversal

References

cve@mitre.org (Not Applicable)
cve@mitre.org (Exploit, Third Party Advisory)
cve@mitre.org (Product)

Frequently asked questions

What is CVE-2025-69820?: CVE-2025-69820 is a medium-severity vulnerability in Beam Beta9, classified under Path Traversal. CVSS score: 6.0/10. Published 2026-01-22.
How severe is CVE-2025-69820?: Medium severity. CVSS v3 base score is 6.0 out of 10.