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TI-2020-16157 Aliases CVE-2020-26511GHSA-28p2-p7pc-m535

The wpo365-login plugin before v11.7 for WordPress allows use of a symmetric algorithm to…

Priority LOW 37CWE-287Published · Updated

Key facts

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

Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-287.

Summary

The wpo365-login plugin before v11.7 for WordPress allows use of a symmetric algorithm to decrypt a JWT token. This leads to authentication bypass.

Why it matters now

EPSS 0.02146 82nd percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet

SSVC decision points

Not available: CISA has not published SSVC decision points for this record.

Affected products

VendorProductAffected versionsFixed inStatusSource
——all versions—No fix listedCNA
  • — Vendor— Affected all versions Fixed in — No fix listed CNA

CPE configurations NVD · 1

CPEVersionsRoleVendor
cpe:2.3:a:wpo365:wordpress_\+_azure_ad_\/_microsoft_office_365:*:*:*:*:*:wordpress:*:*before 11.7Vulnerablewpo365
  • cpe:2.3:a:wpo365:wordpress_\+_azure_ad_\/_microsoft_office_365:*:*:*:*:*:wordpress:*:* Versions before 11.7 Vulnerable ·wpo365

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2020-26511
  2. 2026-10-03 Alias added: GHSA-28p2-p7pc-m535

References

Patch 1

Advisory 3

  • TI-2021-19351 WPO365 | LOGIN - Wordpress Plugin Persistent Cross-Site Scripting CVSS 3.1CRITICAL 9.3

Sources

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