VulnSocial

CVE-2026-103577

LOWCVSS 7.5 · HIGH

Signal is active with 1 mentions in latest observed window

Immediate actions

  • Track advisory updates for patch or workaround availability

Recommended action window: Monitor and triage in normal cycle

NVD description

Insecure default variable initialization in Microsoft QUIC allows an unauthorized attacker to bypass a security feature over a network.

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0.0/ 10 priority

Sources & remediation

Other references
Weakness type (CWE)
CWE-453

Priority

LOW

Exploitation

NONE

PoC

NONE

Patch

NONE

Momentum

NONE

Threat summary

  • 1 mentions across 1 observed day

What's happening

  • 1 total mentions across 1 day

Deep dive

Activity timeline1 mentions / 1d
00111Mentions · 2026-10-14: 110-14
Referenced assets2 URLs
Full discourse1 post
  • Bluedragon 🇮🇳@shibi_kishore

    🚀 My first Microsoft CVE is live! CVE-2026-103577: a Microsoft QUIC flaw (CVSS 7.5) that could let an unauthenticated remote attacker bypass authentication. Grateful to @msftsecresponse for coordinating! 🙏 MSRC: https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-103577 CVE: https://www.cve.org/CVERecord?id=CVE-2026-103577 https://t.co/X7bMCc4IYP

    220131402
    1.6K followersView on X

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