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Blog2Social WordPress plugin lets contributors read private posts

Priority LOW 20CWE-639Published · Updated

Key facts

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

Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-639.

Summary

The Blog2Social: Social Media Auto Post & Scheduler plugin for WordPress is affected in all versions up to and including 9.1.4. Missing per-object authorization on the postId parameter of the b2s_ship_item AJAX handlers is an insecure direct object reference (CWE-639). An authenticated attacker with Contributor access or higher can read the title and content of any post, including private and pending posts of other users.

Written with Claude Haiku 5.5 from the sources below · 2026-10-28

Description from the CNA

The Blog2Social – Social Media Auto Post & Scheduler plugin for WordPress is vulnerable to Insecure Direct Object Reference in all versions up to, and including, 9.1.4. This is due to the b2s_ship_item and b2s_ship_item_reload_url AJAX handlers lacking per-object authorization on the postId parameter. This makes it possible for authenticated attackers with Contributor-level access and above to read the title and content of any post, including private and pending posts belonging to other users.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00251 16th 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
pr-gatewayBlog2Social: Social Media Auto Post & Schedulerup to 9.1.4—No fix listedCNA
  • Blog2Social: Social Media Auto Post & Scheduler Vendorpr-gateway Affected up to 9.1.4 Fixed in — No fix listed CNA

CPE names Threatist (inferred) · 1

Inferred from how NVD named this product before; not given by a source.

CPEVersionsRoleVendor
cpe:2.3:a:adenion:blog2social:*:*:*:*:*:*:*:*——pr-gateway
  • cpe:2.3:a:adenion:blog2social:*:*:*:*:*:*:*:* Versions — — ·pr-gateway

Remediation

The sources list no fixed version for Blog2Social: Social Media Auto Post & Scheduler.

Written with Claude Haiku 5.5 from the sources below · 2026-10-28

Timeline

  1. 2026-10-15 Threatist record created from CVE-2026-108092
  2. 2026-10-16 Alias added: GHSA-rvmv-5vh5-f3w7

References

  • TI-2022-02999 Blog2Social < 6.9.10 - Subscriber+ SQLi CVSS 3.1HIGH 8.8
  • TI-2022-03000 Blog2Social < 6.9.10 - Subscriber+ SSRF CVSS 3.1MEDIUM 6.5
  • TI-2023-03658 Blog2Social < 7.2.1 - Reflected XSS CVSS 3.1MEDIUM 6.1
  • TI-2025-03671 Blog2Social: Social Media Auto Post & Scheduler < 8.4.0 - Contributor+ Stored XSS CVSS 3.1MEDIUM 5.4
  • TI-2019-10204 The Adenion Blog2Social plugin through 5.5.0 for WordPress allows SQL Injection. CVSS 3.1CRITICAL 9.8
  • TI-2024-03309 Blog2Social: Social Media Auto Post & Scheduler <= 7.4.1 - Authenticated (Subscriber+) SQL Injection CVSS 3.1CRITICAL 9.9
See all 28 →

Sources