Intel

CVE-2026-82004

campaign: Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection') (CVE-2026-82004)

criticalEPSS 3.3%

Affected

  • adobe/campaign lt *..7.4.4

Description

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. An attacker could exploit this vulnerability to execute arbitrary code. Exploitation of this issue does not require user interaction. Scope is changed.

Source: NVD (NIST)adobe_bulletincvelistv5

Affected products

The following versions are affected. Older releases of the same product line are also vulnerable unless stated otherwise.

adobecampaign
7.4.4fixed from 7.4.4

Metrics

XIEM Effective CVSS
10.0
Source: nvd-v3
EPSS percentile
88.0 %
Critical — this CVE ranks in the top fifth of all CVEs scored today (rank ≥ 80%).
KEV status
—
Show all metrics
Severity
critical
Priority score
141.65
Exploit maturity
no public PoC known
CVSS v3
10.0
EPSS score
3.3 %
Moderate — model estimates 1-10% exploitation likelihood.
Published
2026-09-08 18:53 UTC
CWE
CWE-78

Weakness classes (CWE)

  • CWE-78Base

    Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')

    The product constructs all or part of an OS command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended OS command when it is sent to a downstream component.

    cwe.mitre.org →

References & sources

Reanalysis & status changes

Chronological NVD audit events for this CVE — reanalyses, CVSS updates, CPE diffs.

  1. CVE Modified2026-09-11 21:17 UTC· 134c704f-9b21-4f2e-91b3-4a467353bcc0
    • SSVC: {"id":"CVE-2026-82004","role":"CISA Coordinator","options":[{"exploitation":"none"},{"automatable":"no"},{"technicalI…
  2. Initial Analysis2026-09-09 13:56 UTC· nvd@nist.gov
    • CPE Configuration: OR *cpe:2.3:a:adobe:campaign:*:*:*:*:classic:*:*:* versions up to (excluding) 7.4.4 *cpe:2.3:a:adobe:campaign:7.4.4:9400:*:*:classic:*:*:* *cpe:2.3:a:adobe:campaign:7.4.4:9401:*:*:classic:*:*:*
    • Reference Type: Adobe Systems Incorporated: https://helpx.adobe.com/security/products/campaign/apsb26-142.html Types: Vendor Advisory
  3. New CVE Received2026-09-08 19:19 UTC· psirt@adobe.com
    • Description: 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. An attacker could exploit this vulnerability to execute arbitrary code. Exploitation of this issue does not require user interaction. Scope is changed.
    • CVSS V3.1: AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
    • CWE: CWE-78
    • Affected: New affected value received. <a href="https://github.com/CVEProject/cvelistV5/blob/main/cves/2026/82xxx/CVE-2026-82004.json">CVE-2026-82004</a>

Linked advisories