CVE-2026-54724 Kiwi TCMS: Open Redirect via unvalidated next parameter in account confirmation endpoint
An unauthenticated attacker can craft a malicious URL on a trusted Kiwi TCMS domain to redirect victims to external sites, facilitating phishing or malware delivery.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2026-54724?
CVE-2026-54724 is a medium-severity vulnerability in kiwitcms Kiwi, published on 15 Sep 2026. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.
Official description
Kiwi TCMS is an open source test management system. Prior to 16.1, the account confirmation endpoint accepted an unvalidated next parameter, allowing an unauthenticated attacker to create a URL on a trusted Kiwi TCMS hostname that redirects a victim to an arbitrary external domain. The trusted origin can support credential-harvesting pages, bypass email security filters and link-reputation checks that allowlist the organization's domain, or deliver malware through a convincing account-confirmation lure. This issue is fixed in version 16.1.
Weakness: CWE-601
Which versions are affected by CVE-2026-54724?
3 open source packages ship an affected version, including kiwitcms.
| Package | Affected | Fixed in |
|---|---|---|
kiwitcms PyPI | All versions to 12.4 | None |
kiwitcms PyPI | All versions to 12.4 | None |
kiwitcms PyPI | All versions to 12.4 | None |
How do I fix CVE-2026-54724?
No fix has been published for CVE-2026-54724 yet. Limit exposure of the affected software until one is available.
Is CVE-2026-54724 being exploited?
There is no known exploitation of CVE-2026-54724 in the wild and no public exploit code.
Sources
Also known as GHSA-hmj5-jm8h-h9fh, PYSEC-2026-2552.