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TI-2021-14979 Aliases CVE-2021-36890GHSA-pmhc-3rxf-8xmf

WordPress Social Share Buttons by Supsystic plugin <= 2.2.2 - Cross-Site Request Forgery (CSRF) vulnerability

Priority LOW 20CWE-352Published · Updated

Key facts

Attack vector
Network
Privileges required
None
User interaction
Required
Attack complexity
Low
Impact type
Tampering
Confidentiality · integrity · availability
None · Low · None
Fix status
No fix listed

Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-352.

Summary

Cross-Site Request Forgery (CSRF) vulnerability in Social Share Buttons by Supsystic plugin <= 2.2.2 at WordPress.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00429 37th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
None
Automatable
No
Technical impact
Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
SupsysticSocial Share Buttons by Supsystic (WordPress plugin)<= 2.2.2 – 2.2.2—No fix listedCNA
  • Social Share Buttons by Supsystic (WordPress plugin) VendorSupsystic Affected <= 2.2.2 – 2.2.2 Fixed in — No fix listed CNA

CPE configurations NVD · 1

CPEVersionsRoleVendor
cpe:2.3:a:supsystic:social_share_buttons:*:*:*:*:*:wordpress:*:*up to 2.2.2VulnerableSupsystic
  • cpe:2.3:a:supsystic:social_share_buttons:*:*:*:*:*:wordpress:*:* Versions up to 2.2.2 Vulnerable ·Supsystic

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2021-36890
  2. 2026-10-03 Alias added: GHSA-pmhc-3rxf-8xmf

References

Advisory 2

  • TI-2022-14956 SQL injection in Supsystic Social Share Buttons by Supsystic CVSS 3.1HIGH 8.8
  • TI-2022-10355 WordPress Social Share Buttons by Supsystic plugin <= 2.2.3 - Multiple Broken Access Control vulnerabilities CVSS 3.1HIGH 8.8
  • TI-2024-31648 Broken Access Control vulnerability on multiple WordPress plugins by Supsystic CVSS 3.1HIGH 8.8
  • TI-2022-01523 Social Share Buttons by Supsystic < 2.2.4 - Multiple CSRF CVSS 3.1MEDIUM 4.3

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences