PatchSiren cyber security CVE debrief
CVE-2026-34694 Adobe CVE debrief
CVE-2026-34694 is a stored Cross-Site Scripting (XSS) vulnerability affecting Adobe Experience Manager Forms JEE versions LTS SP1, 6.5.24.0 and earlier. A high-privileged attacker could abuse this vulnerability to inject malicious scripts into vulnerable form fields. Malicious JavaScript may be executed in a victim's browser when they browse to the page containing the vulnerable field.
- Vendor
- Adobe
- Product
- Adobe Experience Manager Forms JEE
- CVSS
- MEDIUM 4.8
- CISA KEV
- Not listed in stored evidence
- Original CVE published
- 2026-06-09
- Original CVE updated
- 2026-08-28
- Advisory published
- 2026-06-09
- Advisory updated
- 2026-08-28
Who should care
Users of Adobe Experience Manager Forms JEE versions LTS SP1, 6.5.24.0 and earlier should apply patches or mitigations to prevent exploitation.
Technical summary
The vulnerability has a CVSS score of 5.9 and a CVSS severity of MEDIUM. The CVSS vector is CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:L. The weakness is classified as CWE-79.
Defensive priority
MEDIUM
Recommended defensive actions
- Apply patches or mitigations provided by Adobe.
- Restrict access to vulnerable form fields to high-privileged users only.
- Implement input validation and output encoding to prevent XSS attacks.
Evidence notes
The vulnerability was published on 2026-06-09T18:16:40.023Z and modified on 2026-06-11T17:17:40.090Z.
Sources and references
Verified primary and authoritative sources
-
CVE-2026-34694 CVE Program record
Publisher, destination, and source semantics verified
URL: https://www.cve.org/CVERecord?id=CVE-2026-34694
CVE Program - Official CVE Program record with source-provided CVE metadata.
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CVE-2026-34694 NVD vulnerability detail
Publisher, destination, and source semantics verified
URL: https://nvd.nist.gov/vuln/detail/CVE-2026-34694
NIST National Vulnerability Database - Official NIST NVD detail page and source-specific vulnerability assessment.
Supplemental references
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Mitigation or vendor reference
Unverified legacy reference
URL: https://helpx.adobe.com/security/products/aem-forms/apsb26-57.html
[email protected] - Vendor Advisory
Methodology and review provenance
AI-assisted synthesis based on stored public vulnerability evidence. System validation, approval state, and publication status do not by themselves establish human review of this revision. PatchSiren helps prioritize defensive review and does not prove exposure or remediation on any system.