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TI-2026-21795 Aliases CVE-2026-27379GHSA-wcwc-fwp9-7pp5

WordPress NextScripts plugin <= 4.4.7 - PHP Object Injection vulnerability

Priority MEDIUM 40CWE-502Published · Updated

Key facts

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

Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-502.

Summary

Deserialization of Untrusted Data vulnerability in NextScripts NextScripts social-networks-auto-poster-facebook-twitter-g allows Object Injection.This issue affects NextScripts: from n/a through <= 4.4.7.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00421 36th 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
Total

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

Affected products

VendorProductAffected versionsFixed inStatusSource
nextscriptsNextScriptsup to 4.4.7—No fix listedCNA
  • NextScripts Vendornextscripts Affected up to 4.4.7 Fixed in — No fix listed CNA

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2026-27379
  2. 2026-10-03 Alias added: GHSA-wcwc-fwp9-7pp5

References

  • TI-2024-01944 NextScripts: Social Networks Auto-Poster <= 4.4.3 - Authenticated(Subscriber+) Sensitive Information Exposure CVSS 3.1HIGH 8.5
  • TI-2026-02791 Cross-site scripting in NextScripts: Social Networks Auto-Poster CVSS 3.1MEDIUM 6.4
  • TI-2024-24790 WordPress NextScripts plugin <= 4.4.7 - Cross Site Scripting (XSS) vulnerability CVSS 3.1HIGH 7.1
  • TI-2023-26842 WordPress NextScripts Plugin <= 4.4.2 is vulnerable to Cross Site Scripting (XSS) CVSS 3.1HIGH 7.1
  • TI-2021-07254 NextScripts: Social Networks Auto-Poster < 4.3.24 - Unauthenticated Stored XSS CVSS 3.1MEDIUM 6.1
  • TI-2019-07283 The social-networks-auto-poster-facebook-twitter-g plugin before 4.2.8 for WordPress has… CVSS 3.1MEDIUM 6.1
See all 11 →

Sources