CVE-2026-110077 Adobe CVE debrief

Who should care

Defenders responsible for Adobe Experience Manager 6.5 deployments, particularly those managing user interactions and webpage content, should assess exposure and prioritize remediation.

Why it matters

This DOM-based XSS vulnerability in Adobe Experience Manager 6.5 requires user interaction to exploit and could lead to malicious JavaScript execution. Defenders managing Adobe Experience Manager deployments should assess exposure and prioritize remediation.

• User interaction required for exploitation
• Potential for malicious JavaScript execution
• Scope change possible due to DOM-based XSS
• Verification of user input validation and output encoding necessary

Technical summary

The vulnerability exists in Adobe Experience Manager 6.5, allowing an attacker to execute malicious JavaScript by manipulating the DOM environment. User interaction is required to exploit this issue, as a victim must visit a crafted webpage. The scope of the vulnerability is changed, indicating potential for broader impact. Defenders should focus on validating user input and output encoding to mitigate this DOM-based XSS vulnerability. Regular security audits and penetration testing are also recommended to identify potential exposures.

Defensive priority

Medium-priority defensive actions are recommended to address this DOM-based XSS vulnerability in Adobe Experience Manager 6.5, focusing on user interaction and crafted webpage exploitation.

Recommended defensive actions

• Review and update Adobe Experience Manager 6.5 to version 6.5.25 or later
• Implement input validation and output encoding for user-supplied data
• Conduct regular security audits and penetration testing
• Educate users on safe browsing practices and the risks of visiting crafted webpages
• Confirm whether affected product deployments exist in managed environments and assign an owner for follow-up
• Review compensating controls for exposed systems while remediation is scheduled and verified
• Track exceptions, retest remediated assets, and close the item only after evidence is documented

Evidence notes

The CVE Program record (CVE-2026-110077) and NVD vulnerability detail provide official information on the vulnerability. Adobe's advisory (APSB26-152) offers additional context on affected versions and recommended actions. Evidence is limited to public sources, and defenders should verify the vulnerability's existence and scope within their environments. The CVE record was published on 2026-10-13T19:38:41.951Z and has not been modified since then.

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.