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CVE-2026-54908

Pion DTLS: Denial of service via panic while parsing a crafted ECDHE_PSK ServerKeyExchange message

MEDIUM
6.3
CVSS Score
Published: July 1, 2026 at 07:34 PM UTC
Updated: October 25, 2026 at 04:10 PM UTC
1 product affected across 1 vendorDtls

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Severity
MEDIUM6.3
Exploit prediction
EPSS 0.5%
SSVC
No known exploit

Description

Pion DTLS is a Go implementation of Datagram Transport Layer Security. Versions prior to 3.1.4 are vulnerable to Remote Denial of Service via panic while parsing a crafted ECDHE_PSK ServerKeyExchange message. This issue has been fixed in version 3.1.4.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Dtls· Pion
90%
v < 3.1.4
Affected range stops below 3.1.4, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (2)

x_refsource_CONFIRM
Source: cverecord
https://github.com/pion/dtls/security/advisories/GHSA-wg4g-wm44-ch5j
x_refsource_MISC
Source: cverecord
https://github.com/pion/dtls/pull/839

SSVC — Action Prioritization

SSVCNo known exploitNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

6.3MEDIUMGitHub_M
Vector?

Quick Info

StatusAWAITING ANALYSIS
CWE
CWE-125CWE-248

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