What is CVE-2026-82656?

CVE-2026-82656 is a low-severity vulnerability in Admidio, classified under Path Traversal. CVSS score: 2.6/10. Published 2026-08-30.

How severe is CVE-2026-82656?

Low severity. CVSS v3 base score is 2.6 out of 10.

Path Traversal in Admidio

CVE-2026-82656

Admidio before 5.0.12 fails to sanitize album names in the photo ZIP download functionality, allowing authenticated users with album-creation rights to include path traversal segments in archive entry names. Attackers can craft malicious album names containing directory traversal sequences that escape the intended directory when recipients extract the archive, potentially writing files outside the target directory.

Vulnerability class: Path Traversal (Directory Traversal)

CVSS v3 metric

CVSS v3 base score 2.6 (Low). Vector: CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:N/I:L/A:N.

Affected products

Admidio

Weakness classification (CWE)

CWE-22 — Path Traversal

References

disclosure@vulncheck.com (vendor-advisory)
disclosure@vulncheck.com (third-party-advisory)

Frequently asked questions

What is CVE-2026-82656?: CVE-2026-82656 is a low-severity vulnerability in Admidio, classified under Path Traversal. CVSS score: 2.6/10. Published 2026-08-30.
How severe is CVE-2026-82656?: Low severity. CVSS v3 base score is 2.6 out of 10.