CVE-2026-104354: Adobe Campaign Classic (Critical, CVSS 9.1)

Remote Attacker
CVE-2026-104354CriticalAdobe Campaign Classic
CVSS
9.1 Critical (v3.1)
EPSS
0.5% chance of exploitation in the next 30 days (higher than 42.4% of CVEs)
Exploited in the wild
Not on CISA’s KEV list
Public exploit
None reported in public exploit databases
Weakness
CWE-89
Vector
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H
Published
Oct 27, 2026

What it is

Adobe Campaign Classic (ACC) is affected by an Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection') vulnerability that could result in arbitrary code execution in the context of the current user. An attacker with high privileges could exploit this vulnerability to execute arbitrary code. Exploitation of this issue does not require user interaction. Scope is changed.

Description from the National Vulnerability Database.

What to do

Check whether you run Adobe Campaign Classic, then apply the vendor’s fix or mitigation from the advisories below.

Sources: NVD, FIRST EPSS, CISA KEV, and public exploit databases (availability only). ThreatRoundup reports whether public exploit code exists but never links to it: fake proof-of-concepts that infect security researchers are common. This page updates automatically.