CVE-2022-36450 — Obsidian 0

Obsidian 0.14.x and 0.15.x before 0.15.5 allows obsidian://hook-get-address remote code execution because window.open is used without checking the URL.

01What is this vulnerability?

Obsidian 0.14.x and 0.15.x before 0.15.5 allows obsidian://hook-get-address remote code execution because window.open is used without checking the URL.

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: 2022-07-25T06:15:49.000Z
• Last modified: 2024-08-03T10:07:34.109Z

09References

• forum.obsidian.md — https://forum.obsidian.md/t/possible-remote-code-execution-through-obsidian-uri-…
• www.chtsecurity.com — https://www.chtsecurity.com/news/f2a1ad21-3442-495f-8b6e-f0fe433d6caa