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CVE-2026-82003· NVD / CVE Program· CNA adobe

Adobe Campaign Classic (ACC) | Improper Input Validation (CWE-20)

Adobe Campaign Classic (ACC) is affected by an Improper Input Validation 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. Exploit depends on conditions beyond the attacker's control. Exploitation of this issue does not require user interaction. Scope is changed.

HighCVSS 8.5 · v3.1—No exploit No fix recorded

Noroxi analysis

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Published
Sep 22, 2026
Updated
Sep 26, 2026
EPSS
0.5% · 37th percentile
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Report tools

JSON

Action score

34

Monitor

Low priority for now.

CVSS
34 / 40 · 8.5 / 10
CISA KEV
0 / 30 · Not listed
EPSS
0 / 30 · 0.5%

CISA SSVC decision

Exploitation
none
Automatable
no
Technical impact
total

Vulnrichment: CISA's decision-tree inputs.

CNA vs NVD score

NVD
—
CNA · adobe
8.5
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.

Affected systems

VendorProduct
adobecampaign
linuxlinux kernel
microsoftwindows

Affected versions

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

  • adobe campaignup to 7.4.3 inclusive
  • 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-2026-82004Adobe Campaign Classic (ACC) | Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection') (CWE-78)
    41Plan
  • 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

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-2026-820080 days apartAdobe Campaign Classic (ACC) | Improper Input Validation (CWE-20)
    39Monitor

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.
  • A low-privileged account is enough.
  • No user action is required.
  • Special conditions such as timing or configuration are required.

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
High
Privileges required
Low
User interaction
None
Scope
Changed
Confidentiality impact
High
Integrity impact
High
Availability impact
High

Weakness class (CWE)

CWE-20 · Improper Input Validation

CVSS vector

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

nvd-secondary

Attack context

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

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