CVE-2025-1840: A vulnerability was found in ESAFENET CDG 5.6.3.154.205

This month

HIGH 7.3REMOTEDOWNGRADE

CVE-2025-1840 is a high-severity flaw (CVSS 7.3) affecting cdg. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

A vulnerability was found in ESAFENET CDG 5.6.3.154.205. It has been rated as critical. Affected by this issue is some unknown functionality of the file /CDGServer3/workflowE/useractivate/updateorg.jsp. The manipulation of the argument flowId leads to sql injection. The attack may be launched remotely. The exploit has been disclosed to the public and may be used.

Why this priority

High severity
Remotely exploitable, no login, no user action

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	7.3 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	0.5% (top 57%)
CISA exploited list	No
Weakness	CWE-74, CWE-89
Published	2025-03-03
Last modified	2026-06-17

Publisher (CNA): VulDB · Vendor: esafenet

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2025-03-03 00:15 UTCPublished CVE record published
2026-06-17 08:39 UTCUpdated Record last modified

esafenet cdg DOWNGRADE

Affected: 5.6.3.154.205

Fixed in: no fixed release known

Safe to downgrade to: a release before 5.6.3.154.205

1. Check installed version

apt-cache policy cdg || rpm -q cdg || cdg --version

2. No fixed release: DOWNGRADE to a release before 5.6.3.154.205 (Debian / Ubuntu)

apt-cache madison cdg sudo apt install cdg=<VERSION_BEFORE_5.6.3.154.205> sudo apt-mark hold cdg

2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list cdg sudo dnf downgrade cdg-<VERSION_BEFORE_5.6.3.154.205> sudo dnf versionlock add cdg

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.

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.

Quick answers

How do I fix CVE-2025-1840?

cdg: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2025-1840 being exploited?

CVE-2025-1840 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2025-1840 affect?

CVE-2025-1840 affects cdg. Severity is high (CVSS 7.3). A vulnerability was found in ESAFENET CDG 5.6.3.154.205. It has been rated as critical. Affected by this issue is some unknown functionality of the file /CDGServer3/workflowE/useractivate/updateorg.jsp. The manipulation of the argument flow

How urgent is CVE-2025-1840?

Priority 41/100. High severity; Remotely exploitable, no login, no user action

Related CVEs

CVE-2025-3401 HIGH 7.3 DOWNGRADE A vulnerability has been found in ESAFENET CDG 5.6.3.154.205_20250114 and classified as critical
CVE-2025-3400 HIGH 7.3 DOWNGRADE A vulnerability, which was classified as critical, was found in ESAFENET CDG 5.6.3.154.205_20250114
CVE-2025-3399 HIGH 7.3 DOWNGRADE A vulnerability, which was classified as critical, has been found in ESAFENET CDG 5.6.3.154.205_20250114
CVE-2025-2927 HIGH 7.3 DOWNGRADE A vulnerability was found in ESAFENET CDG 5.6.3.154.205
CVE-2025-1844 MEDIUM 6.3 DOWNGRADE A vulnerability, which was classified as critical, was found in ESAFENET CDG 5.6.3.154.205_20250114

References

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