Adobe Campaign — CVE-2026-83660 (Critical)

Date Sep 22, 2026

Type Vendor advisory

Signal Critical vendor advisory

Vendor / Product Adobe · Campaign

CVE CVE-2026-83660

Critical vendor advisory CVE-2026-83660

Summary

Adobe Campaign Classic (ACC) is affected by a Server-Side Request Forgery (SSRF) vulnerability that could result in privilege escalation. Exploitation of this issue does not require user interaction. Scope is changed.

Why it matters

This CVE carries a CRITICAL severity rating (CVSS 9.9) in Adobe Campaign. Patch or mitigate promptly. EPSS percentile: 51%.

Operator check

Review CVE-2026-83660 in your asset inventory. Apply patches per vendor guidance and verify Campaign is not exposed. CVSS score: 9.9. EPSS probability: 0.7%; percentile: 51%.

Sources

NVD — CVE-2026-83660 Source reference

PatchBrief uses public sources. It does not scan environments, verify exposure, or replace vendor guidance.

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