What is CVE-2026-34685?

CVE-2026-34685 is a low-severity vulnerability in Adobe Commerce, classified under Improper Input Validation. CVSS score: 3.4/10. Published 2026-05-12.

How severe is CVE-2026-34685?

Low severity. CVSS v3 base score is 3.4 out of 10.

Improper input validation in Adobe Commerce

CVE-2026-34685

Adobe Commerce versions 2.4.9-beta1, 2.4.8-p4, 2.4.7-p9, 2.4.6-p14, 2.4.5-p16, 2.4.4-p17 and earlier [NEEDS REVIEW: impact mismatch — ticket says 'Arbitrary file system write', CIA triad derives 'Security Feature Bypass'. Verify CVSS vecto…

Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)

EPSS: 0.001 (18.8th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 3.4 (Low). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:N/I:L/A:N.

Affected products

Adobe Commerce — versions 0
Adobe Commerce — versions 2.4.4, 2.4.5, 2.4.6
Adobe Commerce_b2b — versions 1.3.3, 1.3.4, 1.4.2
Adobe Magento — versions 2.4.6, 2.4.7, 2.4.8

Weakness classification (CWE)

CWE-20 — Improper Input Validation

References

psirt@adobe.com (vendor-advisory, Vendor Advisory)

Frequently asked questions

What is CVE-2026-34685?: CVE-2026-34685 is a low-severity vulnerability in Adobe Commerce, classified under Improper Input Validation. CVSS score: 3.4/10. Published 2026-05-12.
How severe is CVE-2026-34685?: Low severity. CVSS v3 base score is 3.4 out of 10.