CVE-2026-46600

HIGHCVSS 7.5/10EPSS 0.15%

Last modified

CVE-2026-46600 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. Parsing an invalid SVCB or HTTPS RR can panic when the size of a parameter value overflows the message buffer.. EPSS estimates a 0.15% chance of exploitation in the next 30 days.

Description

Parsing an invalid SVCB or HTTPS RR can panic when the size of a parameter value overflows the message buffer.

Metrics

CVSS 3.1
7.5/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

EPSS Probability
0.15%

5.1th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Source: CNA advisory (CVE.org). NVD analysis pending.

VendorProductVersions
golang.org/x/netgolang.org/x/net/dns/dnsmessage< 0.56.0

References

Timeline

Published
Last Modified
Status
Deferred

Frequently Asked Questions

What is CVE-2026-46600?
Parsing an invalid SVCB or HTTPS RR can panic when the size of a parameter value overflows the message buffer.
How severe is CVE-2026-46600?
CVE-2026-46600 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 0.15% probability of exploitation in the next 30 days.
How do I fix CVE-2026-46600?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

How Strix Helps

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Source: NVD / NIST