SARA / Free Tools / CVE / CVE-2022-41925

CVE-2022-41925 — A vulnerability identified in the Tailscale client allows a malicious website to

A vulnerability identified in the Tailscale client allows a malicious website to access the peer API, which can then be used to access Tailscale environment variables. In the Tailscale client, the peer API was vulnerable to DNS rebinding. This allowed an attacker-controlled websi

CVSS
3.8 LOW
EPSS
0.14% (top 67.00%)
CWE
CWE-352
Published
2022-11-23T00:00:00.000Z
Last modified
2025-04-22T16:01:34.072Z
CVSS vector
CVSS:3.0/AV:A/AC:L/PR:N/UI:R/S:C/C:L/I:N/A:N

01What is this vulnerability?

A vulnerability identified in the Tailscale client allows a malicious website to access the peer API, which can then be used to access Tailscale environment variables. In the Tailscale client, the peer API was vulnerable to DNS rebinding. This allowed an attacker-controlled website visited by the node to rebind DNS for the peer API to an attacker-controlled DNS server, and then making peer API…

02Affected products

VendorProductVersions
tailscaletailscale< 1.32.3

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

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

09References

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