CVE-2026-109415 Adobe CVE debrief

Who should care

Defenders responsible for Adobe Experience Manager installations, particularly those with user-generated content or low-privileged user accounts, should assess exposure and apply necessary patches.

Why it matters

A stored Cross-Site Scripting (XSS) vulnerability in Adobe Experience Manager could allow a low-privileged attacker to inject malicious scripts into vulnerable form fields, potentially leading to malicious JavaScript execution in a victim's browser.

• Defenders must verify exposure in Adobe Experience Manager 6.5 LTS and 6.5 installations.
• Assess for vulnerable form fields that could be exploited for malicious script injection.
• Apply vendor-provided hotfixes or updates to prevent exploitation.
• Monitor for suspicious activity related to user-generated content.

Technical summary

The vulnerability exists in Adobe Experience Manager 6.5 LTS and 6.5, allowing a low-privileged attacker to inject malicious scripts into vulnerable form fields. Successful exploitation requires user interaction and can lead to malicious JavaScript execution in a victim's browser. The vulnerability affects user-generated content and requires defenders to verify exposure, assess for vulnerable form fields, and apply vendor-provided hotfixes or updates. Adobe's security bulletin (APSB26-152) offers additional guidance on affected products and patches.

Defensive priority

Defenders should prioritize verifying exposure in Adobe Experience Manager 6.5 LTS and 6.5 installations, assessing for vulnerable form fields, and applying vendor-provided hotfixes or updates.

Recommended defensive actions

• Verify exposure in Adobe Experience Manager 6.5 LTS and 6.5 installations
• Assess for vulnerable form fields
• Apply vendor-provided hotfixes or updates
• Monitor for suspicious activity
• Review compensating controls for exposed systems while remediation is scheduled and verified
• Check relevant monitoring, detection, and logs for exposed assets that need extra review
• Track exceptions, retest remediated assets, and close the item only after evidence is documented

Evidence notes

The CVE Program record and NVD vulnerability detail provide official information on the vulnerability. Adobe's security bulletin (APSB26-152) offers additional guidance on affected products and patches.

Sources and references

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.