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CVE-2026-104353VulnerabilityPublished

Adobe Campaign Classic (ACC) is affected by an Improper Neutralization of Special Elements used in an OS Command ('OS

Source GCVE Database

0
Authoritative record:CVE-2026-104353· Critical 9.9

Not known to be exploited · CVSS 9.9 Critical.

Data as of 27 Oct 2026, 20:12 UTC

CVSS 3.1 base score
9.9Critical
How severe the flaw is on the 0–10 CVSS scale.
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 27 Oct 2026

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponised: no evidence on record.

    No public exploit code indexed in Metasploit or Exploit-DB

  4. Exploited in the wild: no evidence on record.

    Not in CISA KEV and no source reports exploitation

  5. Observed by OffSeq Mirage: no evidence on record.

    No attack traffic recorded by OffSeq Mirage sensors

A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 26 Oct 2026.

What to do

Affected software

ProductAffectedFixed in
AdobeAdobe Campaign ClassicAffected
  • =0
Fixed in–

AI-suggested

Until a patch is available, consider restricting access to the affected system and applying any recommended temporary mitigations from Adobe.

Description

Adobe Campaign Classic (ACC) contains an OS Command Injection vulnerability (CWE-78) that allows a low-privileged attacker to execute arbitrary code without user interaction. The vulnerability affects the context of the current user and changes the security scope. It has a critical severity with a CVSS score of 9.9.

References

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