CVE-2023-5166 — Docker Desktop before 4

Docker Desktop before 4.23.0 allows Access Token theft via a crafted extension icon URL.

01What is this vulnerability?

Docker Desktop before 4.23.0 allows Access Token theft via a crafted extension icon URL.

02Affected products

Vendor	Product	Versions
Docker Inc.	Docker Desktop	0

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: 2023-09-25T15:30:10.164Z
• Last modified: 2024-09-24T15:54:17.938Z

09References

• docs.docker.com — https://docs.docker.com/desktop/release-notes/#4230