OCTOBER 10, 2026
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Case File

CVE-2026-58268

HIGH · CVSS 7.5 EPSS 0.61% Public Exploit

Source: NVD + CISA KEV + EPSS · Published 2026-09-22 · Last synced 2026-10-10

CyberRota Analysis

AI-Generated

The SIPGO library prior to version 1.4.1 is vulnerable to a denial-of-service attack due to improper handling of the Content-Length header, allowing unauthenticated clients to send oversized messages that lead to excessive memory allocation. This vulnerability can result in service disruption for applications utilizing SIPGO for SIP services. Organizations using affected versions should prioritize upgrading to 1.4.1 to mitigate this risk.

Public Exploit Signal

A public exploit, PoC, GitHub repository or Metasploit reference was detected for this CVE.

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CVE
CVE-2026-58268
Severity
HIGH
CVSS
7.5
EPSS
0.61%

Original NVD Description

SIPGO is a library for writing SIP services in the GO language. Prior to 1.4.1, ParserStream.parseSingle in sip/parser_stream.go allocates a SIP body buffer from the client-controlled Content-Length header before ParseMaxMessageLength is enforced. An unauthenticated peer can send a stream-transport message over TCP, TLS, WS, or WSS with an oversized declared length, causing excessive memory allocation and denial of service before the body is read. This issue is fixed in version 1.4.1.