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VulnerabilityPublished

CVE-2025-62771: Mercku M6a · Cross-Site Request Forgery (CSRF)

Affects Mercku M6aSource CVE Database V5

0

Not known to be exploited · CVSS 7.5 High.

Data as of 26 Oct 2026, 13:47 UTC

CVSS 3.1 base score
7.5High
How severe the flaw is on the 0–10 CVSS scale.
EPSS
0.1% chance of exploitation in 30 days – higher than 4% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 22 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 26 Oct 2026.

What to do

Affected software

ProductAffectedFixed in
Mercku M6aAffected
  • =0
Fixed in–

AI-suggested

  1. Immediately restrict access to the Mercku M6a device management interface to trusted network segments only, using VLANs or firewall rules to isolate the device from general intranet access.
  2. Implement network segmentation to separate critical network devices from user workstations and guest networks, reducing the attack surface.
  3. Monitor network traffic for unusual POST requests or configuration changes targeting Mercku devices, employing intrusion detection systems with custom signatures if possible.
  4. Enforce strong internal network security policies, including endpoint security to prevent compromised devices from launching CSRF attacks.
  5. Contact Mercku support for firmware updates or patches addressing this vulnerability and apply them promptly once available.
  6. If patches are unavailable, consider deploying compensating controls such as disabling remote management features or using VPNs with strict authentication for device access.
  7. Educate network administrators about the risks of CSRF and ensure secure management practices are followed.
  8. Regularly audit device configurations and access logs to detect unauthorized changes early.

Description

Mercku M6a devices through 2.1.0 allow password changes via intranet CSRF attacks.

References

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