AEM Forms is widely used in enterprises; critical XSS could enable widespread account compromise.
CVE-2026-34691
Stored XSS in AEM Forms JEE allows script execution on victim pages.
Is CVE-2026-34691 being exploited?
Not confirmed. CVE-2026-34691 does not appear in CISA's Known Exploited Vulnerabilities catalog, which records only exploitation that has been observed and reported publicly. That is evidence of absence of a report, not evidence the flaw is unattacked. EPSS currently estimates a 0.36% probability of exploitation in the next 30 days.
How severe is CVE-2026-34691?
CVE-2026-34691 is rated Critical with a CVSS score of 9.3. Severity describes how bad exploitation would be, not how likely it is: pair it with exploitation evidence before deciding what to patch first.
Is there a patch for CVE-2026-34691?
Yes. A fix has been recorded for CVE-2026-34691. The vendor advisory is the authority on the exact fixed version — apply it from there rather than from a summary.
What does CVE-2026-34691 affect?
CVE-2026-34691 affects Adobe Experience Manager Forms JEE (LTS SP1, 6.5.24.0 and earlier). Confirm the exact affected versions against the vendor advisory before deciding you are exposed.
What should I do about CVE-2026-34691?
Patch/upgrade to latest AEM Forms JEE; review input validation and XSS mitigations.
Exploitation status reflects CISA's KEV catalog as we last synced it. Check the catalog directly.
Stored XSS injects code into form fields; attacker scripts run in the victim's browser, potentially stealing sessions or hijacking accounts.
Patch when possible
- affected<= 6.5.24
- affected<= SP1
As published in the CVE Program record. A version outside these ranges is not a statement that it is unaffected — vendors sometimes understate a range, and distribution-backported builds carry upstream numbers that do not reflect what was patched into them.