CVE-2026-29788: TSPortal: Anyone can forge self-deletion requests of any user

Severity: high (CVSS 7.5 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.3% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2026-03-06 · updated 2026-06-17
Weakness: CWE-283

Description

TSPortal is the WikiTide Foundation’s in-house platform used by the Trust and Safety team to manage reports, investigations, appeals, and transparency work. Prior to version 30, conversion of empty strings to null allows disguising DPA reports as genuine self-deletion reports. This issue has been patched in version 30.

Affected products

miraheze TSPortal: before 30 — fixed in 30

How to fix

Upgrade to a fixed version: miraheze TSPortal 30. Check the vendor advisory for mitigations.

References

https://github.com/miraheze/TSPortal/security/advisories/GHSA-gfhq-7499-f3f2
https://issue-tracker.miraheze.org/T15053

Get alerted when CVE-2026-29788 or the next vulnerability affects your stack