CVE-2025-62771: Mercku M6a · Cross-Site Request Forgery (CSRF)
Affects Mercku M6aSource CVE Database V5
Not known to be exploited · CVSS 7.5 High.
Data as of 26 Oct 2026, 13:47 UTC
- 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:HExploitation evidence
Disclosed: evidence found.
CVE published 22 Oct 2025
Detectable: no evidence on record.
No public nuclei template indexed
Weaponised: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by 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
| Product | Affected | Fixed in |
|---|---|---|
| Mercku M6a | Affected
| Fixed in– |
AI-suggested
- 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.
- Implement network segmentation to separate critical network devices from user workstations and guest networks, reducing the attack surface.
- Monitor network traffic for unusual POST requests or configuration changes targeting Mercku devices, employing intrusion detection systems with custom signatures if possible.
- Enforce strong internal network security policies, including endpoint security to prevent compromised devices from launching CSRF attacks.
- Contact Mercku support for firmware updates or patches addressing this vulnerability and apply them promptly once available.
- If patches are unavailable, consider deploying compensating controls such as disabling remote management features or using VPNs with strict authentication for device access.
- Educate network administrators about the risks of CSRF and ensure secure management practices are followed.
- 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.