CVE-2023-26599 — XSS vulnerability in TripleSign in Tripleplay Platform releases prior to Caveman

XSS vulnerability in TripleSign in Tripleplay Platform releases prior to Caveman 3.4.0 allows attackers to inject client-side code to run as an authenticated user via a crafted link.

01What is this vulnerability?

XSS vulnerability in TripleSign in Tripleplay Platform releases prior to Caveman 3.4.0 allows attackers to inject client-side code to run as an authenticated user via a crafted link.

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

Ask SARA in chat to draft a starting detection for this CVE in your stack of choice.

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: 2023-04-19T00:00:00.000Z
• Last modified: 2025-02-05T16:30:33.745Z

09References

• tripleplay.tv — https://tripleplay.tv
• tripleplay.tv — https://tripleplay.tv/wp-content/uploads/2023/03/CVE-2023-26599-Summary.pdf