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Fencer Vulns
critical 9.8

CVE-2026-110956 json

asVereinbase < 1.1.8 - Unauthenticated Authentication Bypass via 2FA Validation

published 2026-10-24 16 d ago modified 2026-10-26 14 d ago also EUVD-2026-109225

cvss
9.8
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.4%
EPSS 0.4% chance of exploitation in 30 days, percentile 30%
public exploits
0
none known

Summary

The asVereinbase WordPress plugin before 1.1.8 does not require a valid password or a genuine second factor before authenticating a user, treating an empty stored value as a match, so an unauthenticated attacker can log in as any user, including an administrator.

Patch / fix

  • Unknown asVereinbase 1.1.8

CISA SSVC

Exploitation
none
Automatable
yes
Technical impact
total
Assessed
16 d ago

Exploit prediction

0.36% chance of exploitation in the next 30 days, higher than 30% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • wpscan.com https://wpscan.com/vulnerability/95501052-9f20-4391-9171-184cd2e4a445/ referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
CISA ADP 3.1 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CNA 3.1 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected products

  • Unknown asVereinbase

Classification

Weakness
Technology feeds

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.