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CVE-2026-82004· NVD / CVE Program· CNA adobe

Adobe Campaign Classic (ACC) | Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection') (CWE-78)

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.

CriticalCVSS 10.0 · v3.1—No exploit No fix recorded
Published
Sep 8, 2026
Updated
Sep 22, 2026
EPSS
3.3% · 88th percentile
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Report tools

JSON

Action score

41

Plan

Add it to your regular patch cycle.

CVSS
40 / 40 · 10.0 / 10
CISA KEV
0 / 30 · Not listed
EPSS
1 / 30 · 3.3%

CISA SSVC decision

Exploitation
none
Automatable
no
Technical impact
total

Vulnrichment: CISA's decision-tree inputs.

CNA vs NVD score

NVD
—
CNA · adobe
10.0
NVD has not scored this yet; the score shown is the CNA’s.

The score given by the assigning authority versus NVD’s independent score. A gap means the severity is contested.

Noroxi analysis

No Noroxi analysis for this record yet

We don't hand-write analysis for the hundreds of thousands of vulnerabilities in the database; that wouldn't be honest. For notable, high-impact vulnerabilities our team writes the mechanism, detection and remediation steps.

We use this product, ask for help

Affected systems

VendorProduct
adobecampaign

Affected versions

NVD version ranges (for catalog products). Add the product to your stack with a version and matching uses these.

  • adobe campaignbefore 7.4.4
  • adobe campaign7.4.4

Versions reported by the vendor

Affected version ranges reported by the assigning authority (adobe). Independent of NVD's CPE analysis and usually ahead of it.

  • Adobe Adobe Campaign Classic

    • 7.4.4 build 9402not affected
    • up to and including 7.4.4 build 9401affected

Same product

adobe: all records

Other highest-scoring records for the same primary product.

  • CVE-2026-76197Adobe Campaign Classic (ACC) | Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection') (CWE-78)
    41Plan
  • CVE-2026-76195Adobe Campaign Classic (ACC) | Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection') (CWE-78)
    41Plan
  • CVE-2019-7850Adobe Campaign Classic version 18.10.5-8984 and earlier versions have a Command injection vulnerability.
    41Plan
  • CVE-2026-89275Adobe Campaign Classic (ACC) | Improper Control of Generation of Code ('Code Injection') (CWE-94)
    40Plan
  • CVE-2026-84412Adobe Campaign Classic (ACC) | Improper Control of Generation of Code ('Code Injection') (CWE-94)
    40Plan
  • CVE-2026-83660Adobe Campaign Classic (ACC) | Server-Side Request Forgery (SSRF) (CWE-918)
    40Plan

Remediation

Which version to upgrade to

Fix versions compiled from the vendor, package registries and Microsoft. Verify the vendor's note before upgrading.

No fix version is recorded for this entry. Check the references for vendor advisories.

Exploit status

No known public exploit

No public exploit has been observed yet. That doesn't mean you're safe, only that the bar is a little higher.

Research context

For pentesters and researchers: attack profile, score disagreement, timeline, patch commits, credits, variant and chain candidates, bug bounty scope. All derived from existing data; no exploit code.

Timeline

From publication to today: proof of concept, Metasploit module, CISA KEV and fix record. Dates are as reported by the sources.

No dated events beyond publication.

EPSS, last 120 days

FIRST EPSS daily score; only changes of 0.01 or more are recorded (step chart).

Patch and commit links

Commit, PR and diff links among the references. A starting point for patch-diffing and variant hunting; fixes, not exploits.

No commit or PR link among the references.

Credits

All researchers

Finders, reporters and analysts named in the CNA record. Click a name for that researcher’s other records.

No credits in the CNA record.

Variant candidates

Same product, same weakness class, within 18 months. If the patch missed the root cause, the sibling bug is here.

  • CVE-2026-7619514 days apartAdobe Campaign Classic (ACC) | Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection') (CWE-78)
    41Plan
  • CVE-2026-7619714 days apartAdobe Campaign Classic (ACC) | Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection') (CWE-78)
    41Plan

Chain candidates

An authentication bypass and a privilege-requiring bug in the same product, published close together: combined they may become an unauthenticated path.

—

Bug bounty scope

The product’s vendor appears in a public program. Matched by name; verify the scope text in the program.

Technical details

Attack conditions

  • Anyone who can reach it over the internet can trigger it.
  • No account or password is required.
  • No user action is required.
  • No special conditions are required; it is repeatable.

If successful

Confidentiality
high · data can be read
Integrity
high · data or configuration can be modified
Availability
high · the service can be disrupted

Impact can extend beyond the vulnerable component (scope changes).

Attack vector
Network
Attack complexity
Low
Privileges required
None
User interaction
None
Scope
Changed
Confidentiality impact
High
Integrity impact
High
Availability impact
High

Weakness class (CWE)

CWE-78 · Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H

nvd-secondary

Root cause

User input is inserted as text into a shell command. The shell may interpret special characters in the input as part of the command.

The bug in code

The whole CWE-78 class

A representative example of this vulnerability class. Not the vendor's source code; it shows the faulty pattern and its fix.

Vulnerable

ts
const host = req.body.host;exec("ping -c 1 " + host, onResult);

Fixed

ts
const host = req.body.host;if (!/^[a-z0-9.-]{1,253}$/i.test(host)) return res.sendStatus(400);execFile("ping", ["-c", "1", host], onResult);

Attack context

MITRE CAPEC attack patterns and ATT&CK techniques for this weakness class (CWE). A starting point for detection rules and threat hunting.

ATT&CK techniques

—

Change log

No changes recorded on tracked fields yet. Score, KEV, exploit maturity and fix status changes appear here.

References

Vendor advisories and official records. Exploit/PoC links are deliberately left out.

All records