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CVE-2025-11906VulnerabilityPublished Updated

CVE-2025-11906: Progress Software Flowmon · Incorrect Permissions

Affects Progress Software FlowmonSource CVE Database V5

0

Not known to be exploited · CVSS 6.7 Medium : upgrade to 12.5.6 when convenient.

Data as of 25 Oct 2026, 19:02 UTC

CVSS 3.1 base score
6.7Medium
How severe the flaw is on the 0–10 CVSS scale.
EPSS
0.1% chance of exploitation in 30 days – higher than 3% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
Patch
Available – fixed in 12.5.6
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 30 Oct 2025

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponised: no evidence on record.

    No public exploit code indexed in Metasploit or Exploit-DB

  4. Exploited in the wild: no evidence on record.

    Not in CISA KEV and no source reports exploitation

  5. Observed by OffSeq Mirage: no evidence on record.

    No attack traffic recorded by OffSeq Mirage sensors

A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 2026-10-25.

What to do

Upgrade Progress Software Flowmon to 12.5.6.

Affected software

ProductAffectedFixed in
Progress Software FlowmonAffected
  • <12.5.6
Fixed in
  • 12.5.6

AI-suggested

1. Upgrade Flowmon to version 12.5.6 or later, where this vulnerability has been addressed by correcting file permissions. 2. Restrict SSH access to the default Flowmon system user account by disabling or renaming it if possible, or by enforcing strict access controls such as key-based authentication and IP whitelisting. 3. Regularly audit file permissions on critical system configuration files to ensure they adhere to the principle of least privilege. 4. Implement host-based intrusion detection systems (HIDS) to monitor unauthorized changes to configuration files and privilege escalation attempts. 5. Employ network segmentation to limit access to Flowmon management interfaces and SSH access points. 6. Conduct periodic security reviews and penetration testing focused on privilege escalation vectors within Flowmon environments. 7. Maintain comprehensive logging and monitoring of SSH access and service initialization processes to detect anomalous activities early.

Description

A vulnerability exists in Progress Flowmon versions prior 12.5.6 where certain system configuration files have incorrect file permissions, allowing a user with access to the default flowmon system user account used for SSH access to potentially escalate privileges to root during service initialization.

References

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