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PatchSiren cyber security CVE debrief

CVE-2026-27249 Adobe CVE debrief

AI-assisted PatchSiren debrief based on the supplied source corpus. The CVE record was published on 2026-03-11T01:16:55.040Z and has not been modified since then. Adobe Experience Manager versions 6.5.23 and earlier are affected by a stored Cross-Site Scripting (XSS) vulnerability. Malicious JavaScript may be executed in a victim’s browser when they browse to the page containing the vulnerable field. The vulnerability has a CVSS score of 5.4 and a severity of MEDIUM. Affected product context indicates that security teams and administrators should prioritize defensive actions. This vulnerability could be abused by a low-privileged attacker to inject malicious scripts into vulnerable form fields. Evidence is based on official CVE Program and NVD records. Defenders should verify the existence of affected product deployments, review official advisories, and plan vendor-supported updates or mitigations.

Vendor
Adobe
Product
Adobe Experience Manager as a Cloud Service
CVSS
MEDIUM 5.4
CISA KEV
Not listed in stored evidence
Original CVE published
2026-03-11
Original CVE updated
2026-08-28
Advisory published
2026-03-11
Advisory updated
2026-08-28

Who should care

Security teams and administrators responsible for Adobe Experience Manager versions 6.5.23 and earlier should be aware of this vulnerability and take necessary defensive actions to prevent exploitation. This includes reviewing compensating controls, monitoring for suspicious activity, and performing regular inventory checks.

Technical summary

Adobe Experience Manager versions 6.5.23 and earlier are affected by a stored Cross-Site Scripting (XSS) vulnerability. Malicious JavaScript may be executed in a victim’s browser when they browse to the page containing the vulnerable field. The vulnerability has a CVSS score of 5.4 and a severity of MEDIUM. Affected product context indicates that security teams and administrators should prioritize defensive actions.

Defensive priority

Medium-priority defensive actions are recommended due to the stored Cross-Site Scripting (XSS) vulnerability in Adobe Experience Manager versions 6.5.23 and earlier.

Recommended defensive actions

  • Apply vendor patches or updates to affected Adobe Experience Manager versions.
  • Restrict access to vulnerable form fields to authorized users only.
  • Implement input validation and output encoding for user-supplied data.
  • Monitor for suspicious activity and implement compensating controls.
  • Perform regular inventory checks and retest vulnerable systems.

Evidence notes

The CVE record indicates a stored Cross-Site Scripting (XSS) vulnerability in Adobe Experience Manager versions 6.5.23 and earlier. Malicious JavaScript may be executed in a victim’s browser when they browse to the page containing the vulnerable field. Evidence is based on official CVE Program and NVD records. Defenders should verify the existence of affected product deployments, review official advisories, and plan vendor-supported updates or mitigations.

Sources and references

Verified primary and authoritative sources

  • CVE-2026-27249 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2026-27249

    CVE Program - Official CVE Program record with source-provided CVE metadata.

  • CVE-2026-27249 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2026-27249

    NIST National Vulnerability Database - Official NIST NVD detail page and source-specific vulnerability assessment.

Supplemental 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.