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CVE-2026-54908— Pion DTLS: Denial of service via panic while parsing a crafted ECDHE_PSK ServerKeyExchange message

Quick assessment

Affected
pion dtls
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Pion DTLS是Pion社区开源的一个安全通信协议库。 Pion DTLS 3.1.4之前版本存在安全漏洞，该漏洞源于解析特制ECDHE_PSK ServerKeyExchange消息时发生panic，可能导致远程拒绝服务。

AI Predicted 7.5 Difficulty: Easy EPSS 0.54% · P44

Possible ATT&CK Techniques 1 AI

T1499 · Endpoint Denial of Service

Affected Version Matrix 1

VendorProduct Version RangeStatus
pion dtls < 3.1.4 affected
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I. Basic Information for CVE-2026-54908

Vulnerability Information
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Vulnerability Title
Pion DTLS: Denial of service via panic while parsing a crafted ECDHE_PSK ServerKeyExchange message
Source: CVE Program / CVE List V5
Vulnerability 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.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N
Source: CVE Program / CVE List V5
Vulnerability Type
跨界内存读
Source: CVE Program / CVE List V5
Vulnerability Title
Pion DTLS 缓冲区错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Pion DTLS是Pion社区开源的一个安全通信协议库。 Pion DTLS 3.1.4之前版本存在安全漏洞，该漏洞源于解析特制ECDHE_PSK ServerKeyExchange消息时发生panic，可能导致远程拒绝服务。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
pion dtls < 3.1.4 -

II. Public POCs for CVE-2026-54908

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III. Intelligence Information for CVE-2026-54908

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Patches & Fixes for CVE-2026-54908 (1)

Vendor Advisories for CVE-2026-54908 (1)

IV. Related Vulnerabilities

Same product: dtls
Same vendor: pion
Same weakness: CWE-125

V. Comments for CVE-2026-54908

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