PatchTheCVECVE-2026-27302: Adobe Campaign Classic (ACC) is affected by an Incorrect Authorization vulnerability that could result in arbi
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CRITICAL 10.0REMOTEUPGRADE
CVE-2026-27302 is a critical-severity flaw (CVSS 10.0) affecting campaign. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.
Adobe Campaign Classic (ACC) is affected by an Incorrect Authorization 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.
Why this priority
- Critical severity
- CISA SSVC: automatable with total technical impact
- Remotely exploitable, no login, no user action
A fixed release or distro patch exists.
Risk facts
| CVSS score | 10.0 (Critical) |
| Attack vector | Network (remote) |
| Attack complexity | Low |
| Privileges needed | None |
| User interaction | None |
| EPSS exploit chance | 1.2% (top 33%) |
| CISA exploited list | No |
| Weakness | CWE-863 |
| Published | 2026-08-11 |
| Last modified | 2026-10-23 |
Publisher (CNA): Adobe Systems Incorporated · Vendor: adobe
Am I affected?
Timeline
- Published CVE record published
- Updated Record last modified
adobe campaign UPGRADE
Affected: >= 7.2.1 and < 7.4.4
Fixed in: 7.4.4
Safe to downgrade to: a release before 7.2.1
1. Check installed version
apt-cache policy campaign || rpm -q campaign || campaign --version
2. UPGRADE to 7.4.4 (Debian / Ubuntu)
sudo apt update && sudo apt install --only-upgrade campaign
2. UPGRADE (RHEL / Amazon Linux / Fedora)
sudo dnf upgrade campaign
Note
Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.
3. If no update is available yet, DOWNGRADE to a release before 7.2.1 (Debian / Ubuntu)
apt-cache madison campaign
sudo apt install campaign=<VERSION_BEFORE_7.2.1>
sudo apt-mark hold campaign
3. If no update is available yet, DOWNGRADE (RHEL / Amazon Linux / Fedora)
dnf --showduplicates list campaign
sudo dnf downgrade campaign-<VERSION_BEFORE_7.2.1>
sudo dnf versionlock add campaign
Downgrade risk
Downgrading can break dependent software and may reopen older bugs. Read the distro advisory first and test on a non-production host.
After downgrade
Restart the service, and keep the package held until a fixed release ships.
Exact fixes by distribution
Fedora 46 · diffoscope · FIXED · 335-1.fc46 · FEDORA-2026-e4c4cc0856 · source
sudo dnf upgrade --advisory=FEDORA-2026-e4c4cc0856
Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.
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