What is CVE-2026-27234?

CVE-2026-27234 is a medium-severity vulnerability in Adobe Experience Manager, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2026-03-11.

How severe is CVE-2026-27234?

Medium severity. CVSS v3 base score is 5.4 out of 10.

XSS in Adobe Experience Manager

CVE-2026-27234

Adobe Experience Manager versions 6.5.23 and earlier are affected by a stored Cross-Site Scripting (XSS) vulnerability that could be abused by an attacker to inject malicious scripts into vulnerable form fields. Malicious JavaScript may be…

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.000 (12.7th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N.

Affected products

Adobe Experience Manager — versions 0

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

helpx.adobe.com/security/products/experience-manager/apsb26-24.html (vendor-advisory)

Frequently asked questions

What is CVE-2026-27234?: CVE-2026-27234 is a medium-severity vulnerability in Adobe Experience Manager, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2026-03-11.
How severe is CVE-2026-27234?: Medium severity. CVSS v3 base score is 5.4 out of 10.