CVE-2024-39097 — There is an Open Redirect vulnerability in Gnuboard v6

There is an Open Redirect vulnerability in Gnuboard v6.0.4 and below via the `url` parameter in login path.

01What is this vulnerability?

There is an Open Redirect vulnerability in Gnuboard v6.0.4 and below via the `url` parameter in login path.

02Affected products

Vendor	Product	Versions
n	a / n/a	n/a

03Active exploitation status

Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.

04Recommended remediation

• Patch to a fixed version listed in the vendor advisory (see references below).
• Mitigate with WAF rules, network egress filters, or feature flags where the patch is not yet available.
• Hunt historical logs for exploitation indicators — see Detection signatures below.

05Technical details

For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.

06Detection signatures

Open the Sigma generator with a pre-filled prompt for this CVE to draft a starting detection in your stack of choice:

Open in Sigma generator →

07Related CVEs

No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.

08Timeline

• Published: 2024-08-26T00:00:00.000Z
• Last modified: 2026-01-26T15:03:10.916Z

09References

• github.com — https://github.com/gnuboard/g6/issues/582
• gist.github.com — https://gist.github.com/Letm3through/1c7a422aa93b587fe63254e06b7f2977
• github.com — https://github.com/gnuboard/g6/issues/557
• github.com — https://github.com/gnuboard/g6/commit/eb52096f8328a891879066400f4599d1153d8bf2