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Fencer Vulns
critical 9.8

CVE-2023-2704 json

BP Social Connect <= 1.5 - Authentication Bypass

published 2023-05-19 3 y ago modified 2026-06-17 4 mo ago also EUVD-2023-34168

cvss
9.8
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
1.6%
EPSS 1.6% chance of exploitation in 30 days, percentile 76%
public exploits
0
none known

Summary

The BP Social Connect plugin for WordPress is vulnerable to authentication bypass in versions up to, and including, 1.5. This is due to insufficient verification on the user being supplied during a Facebook login through the plugin. This makes it possible for unauthenticated attackers to log in as any existing user on the site, such as an administrator, if they have access to the email.

Patch / fix

CISA SSVC

Exploitation
none
Automatable
yes
Technical impact
total
Assessed
21 mo ago

Exploit prediction

1.62% chance of exploitation in the next 30 days, higher than 76% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • plugins.trac.wordpress.org https://plugins.trac.wordpress.org/browser/bp-social-connect/tags/1.5/includes/social/facebook/class.facebook.php#L138 referenced PoC, tagged "exploit" by a source, unverified
  • plugins.trac.wordpress.org https://plugins.trac.wordpress.org/browser/bp-social-connect/tags/1.5/includes/social/facebook/class.facebook.php#L188 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

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

  • vibethemes BP Social Connect

Classification

Weakness
  • CWE-288 Authentication Bypass Using an Alternate Path or Channel
  • CWE-306 Missing Authentication for Critical Functionality
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.