CVE-2026-104353: Adobe Campaign Classic (ACC) | Improper Neutralization of Special Elements used in an OS Command (‘OS Command Injection’) (CWE-78)
Advisory generated from the CVE record, CISA, Exploit Observer and VEDAS: what it is, whether it is exploited, who is affected, and how to fix and detect it.
Generated by VEDAS. Scores as of 2026-11-01 19:19 UTC. Rebuilt every few hours from cve-scores, CISA KEV and vedas-signatures. How this works and its limits.
What it is
Adobe Campaign Classic (ACC) is affected by an Improper Neutralization of Special Elements used in an OS Command (‘OS Command Injection’) vulnerability that could result in arbitrary code execution in the context of the current user. A low-privileged attacker could exploit this vulnerability to execute arbitrary code. Exploitation of this issue does not require user interaction. Scope is changed.
Description quoted from the CVE record (assigned by adobe, published 2026-10-27).
Weakness: Improper Neutralization of Special Elements used in an OS Command (‘OS Command Injection’) (CWE-78)
How it can be exploited
Exploitable over the network with low attack complexity needing low privileges and no user interaction. Impact: confidentiality high, integrity high, availability high. CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
Public exploit evidence (Exploit Observer)
Exploit Observer evidence for this CVE has not been fetched yet.
Live scores
- EPSS
- 0.013
some chance of attack soon - VEDAS
- 0.060
little exploit evidence - On CISA KEV
- Not listed
- Detection rule
- None yet
Who is affected
| Product | Affected | Not affected |
|---|---|---|
| Adobe Adobe Campaign Classic | up to and including 7.4.4 build 9402 | 7.4.4 build 9403 is not affected |
Version ranges exactly as the CVE record states them. “Before X” means X is the first fixed version.
How to fix it
Vendor guidance:
- https://www.adobe.com/trust/security/products/campaign/apsb26-162.html (vendor-advisory)
How to detect it
There is no open VEDAS detection rule for this bug yet. It is listed on the detection gaps page if CISA has confirmed attacks.
Advisories on this CVE
- Adobe Campaign Classic APSB26-162 and Adobe Connect APSB26-182: nine critical code execution and SQL injection flaws (full advisory)
- Adobe Campaign Classic and Adobe Connect: nine critical code-execution and SQL injection bugs (CVE-2026-104351, CVE-2026-104353, CVE-2026-105780, CVE-2026-105489, CVE-2026-105781, CVE-2026-104350, CVE-2026-104354, CVE-2026-105779, CVE-2026-48360) (27 Oct 2026)
References
Vendor advisories and patches
- https://www.adobe.com/trust/security/products/campaign/apsb26-162.html (vendor-advisory)
Other databases
Where this comes from
This advisory is generated automatically by VEDAS from: CVE.org record, cve-scores (EPSS and VEDAS). Text in quotes is reproduced from the source; everything else is a fixed template filled with source fields. Nothing here is written by a language model. Check the vendor advisory before acting, and read how VEDAS and Exploit Observer work, and their limits.