8.6High

Adobe Campaign

CVE-2021-21009

Adobe Campaign Classic Gold Standard 10 (and earlier), 20.3.1 (and earlier), 20.2.3 (and earlier), 20.1.3 (and earlier), 19.2.3 (and earlier) and 19.1.7 (and earlier) are affected by a server-side request forgery (SSRF) vulnerability. Successful exploitation could allow an attacker to use the Campaign instance to issue unauthorized requests to internal or external resources.

What this means for your business

  • It affects Adobe Campaign. It matters if your company, or a supplier that handles your data, runs it.
  • An attacker can use it remotely, over a network, without a login, and without anyone at your company clicking anything.
  • FIRST's prediction model gives it a 3% chance of attack attempts being seen in the next 30 days, ranking above 87% of all known flaws.

What to do

  1. 1Check whether your company or your suppliers run Adobe Campaign, and which version. The affected versions are listed further down this page.
  2. 2If you do, apply the vendor's fix. A patch or vendor advisory has been published.

Not sure if your company is exposed?

Fastnexa’s certified penetration testers can check whether attackers could use this flaw, or others like it, against your websites, apps and network. The full test is free for our first 10 founding clients until 31 December 2026.

Scoring

CVSS
8.6 (v3.1)
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N
Weakness
CWE-918
Assigned by
psirt@adobe.com

Dates

Published
2021-01-13
Last modified
2026-08-24
Sources
NVD

Affected products

  • Adobe Campaign- 19.1.8, 19.2 - 19.2.4, 20.1 - 20.1.4, 20.2 - 20.2.4, 20.3 - 20.3.3
  • Linux Linux Kernelall versions
  • Microsoft Windowsall versions

As listed in the NVD configuration data. Not a statement about your estate.

References