Adobe Campaign Classic (ACC) | Improper Neutralization of Special Elements Used in a Template Engine (CWE-1336) (CVE-2026-48323) | HOL Guard CVE

Critical · CVSS 10.0CVE-2026-48323

Adobe Campaign Classic (ACC) | Improper Neutralization of Special Elements Used in a Template Engine (CWE-1336)

Answer in brief

CVE-2026-48323 records a Critical severity (CVSS 10.0) vulnerability in Adobe Campaign Classic (ACC) | Improper Neutralization of Special Elements Used in a Template Engine (CWE-1336). The current sources do not mark it as known exploited. The current feed maps Adobe/Adobe Campaign Classic (generic). Check affected ranges and fixed versions before updating.

Analysis pending evidence review

HOL Guard separates source facts from reviewed analysis. See the methodology.

Published Aug 3, 2026Updated Aug 27, 2026Source checked Aug 28, 2026First seen by HOL Aug 4, 2026Material review Aug 27, 2026

Upstream Advisory

Key facts

Risk: Critical · CVSS 10.0
Exploitation: Not marked as known exploited
Affected software: 8 mapped packages or products
Fix availability: Not reported

Why this deserves its current priority

CVSS is 10.0. The current sources do not mark it as known exploited. Treat this as a source-backed prioritization signal, not a statement about your environment.

Analysis status

Analysis pending evidence review

Factual feed record only; HOL analysis is not approved for indexing. Read the methodology.

Affected scope and exposure questions

The current feed maps Adobe/Adobe Campaign Classic (generic). Check affected ranges and fixed versions before updating.

Affected products and reported versions
Product	Affected versions	Fixed versions
cpe:2.3:a:adobe:campaign:7.4.3:9394:::classic:::*	Not reported	Not reported
cpe:2.3:a:adobe:campaign:7.4.3:9396:::classic:::*	Not reported	Not reported
cpe:2.3:a:adobe:campaign:7.4.3:9397:::classic:::*	Not reported	Not reported
cpe:2.3:a:adobe:campaign:7.4.3:9398:::classic:::*	Not reported	Not reported
cpe:2.3:a:adobe:campaign:::::classic:::*	Not reported	Not reported
cpe:2.3:o:linux:linux_kernel:-:::::::*	Not reported	Not reported
cpe:2.3:o:microsoft:windows:-:::::::*	Not reported	Not reported

Mapped affected packages and fixed versions
Package	Affected range	Fixed version
Adobe/Adobe Campaign Classicgeneric	0	Not reported

Recommended response

Check inventory. Check lockfiles and deployed manifests for Adobe/Adobe Campaign Classic.
Review the reported fix. Monitor this advisory for an available fix and review any installs of the affected package.

Evidence timeline and material changes

Published upstream
Aug 3, 2026
Evidence: source:cvelist:source_dates:source-dates:record
Source modified
Aug 27, 2026
Evidence: source:cvelist:source_dates:source-dates:record
First seen by HOL
Aug 4, 2026

Sources and claim methodology

Source referencehelpx.adobe.com

Upstream source description

Adobe Campaign Classic (ACC) is affected by an Improper Neutralization of Special Elements Used in a Template Engine vulnerability that could result in arbitrary code execution in the context of the current user. An attacker could exploit this vulnerability to execute arbitrary code. Exploitation of this issue does not require user interaction. Scope is changed.

Quoted source text, attributed separately from HOL analysis.