CVE-2026-33541: TSPortal is the WikiTide Foundation’s in-house platform used by the Trust and Safety team to manage reports, i

Q: How do I fix CVE-2026-33541?

tsportal: upgrade to 34. Exact commands for each OS are on this page.

Q: Is CVE-2026-33541 being exploited?

CVE-2026-33541 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2026-33541 affect?

CVE-2026-33541 affects tsportal. Severity is medium (CVSS 6.5). 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 34, a flaw in TSPortal allowed attackers to create arbitrary user

Q: How urgent is CVE-2026-33541?

Priority 34/100. Public exploit reference

Routine

MEDIUM 6.5UPGRADE

CVE-2026-33541 is a medium-severity flaw (CVSS 6.5) affecting tsportal. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

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 34, a flaw in TSPortal allowed attackers to create arbitrary user records in the database by abusing validation logic. While validation correctly rejected invalid usernames, a side effect within a validation rule caused user records to be created regardless of whether the req

Why this priority

Public exploit reference

A fixed release or distro patch exists.

Risk facts

CVSS score	6.5 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	Low
User interaction	None
EPSS exploit chance	0.3% (top 77%)
CISA exploited list	No
Weakness	CWE-400, CWE-770
Published	2026-03-26
Last modified	2026-06-17

Publisher (CNA): GitHub, Inc. · Vendor: wikitide

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2026-03-26 21:17 UTCPublished CVE record published
2026-06-17 10:37 UTCUpdated Record last modified

wikitide tsportal UPGRADE

Affected: < 34

Fixed in: 34

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy tsportal || rpm -q tsportal || tsportal --version

2. UPGRADE to 34 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade tsportal

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade tsportal

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2026-33541?

tsportal: upgrade to 34. Exact commands for each OS are on this page.

Is CVE-2026-33541 being exploited?

CVE-2026-33541 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2026-33541 affect?

CVE-2026-33541 affects tsportal. Severity is medium (CVSS 6.5). 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 34, a flaw in TSPortal allowed attackers to create arbitrary user

How urgent is CVE-2026-33541?

Priority 34/100. Public exploit reference

References

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