CVE-2026-4746General

LOWCVSS 10.0 · CRITICAL

Signal is active with 3 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

Out-of-bounds Write vulnerability in timeplus-io proton (base/poco/Foundation/src‎ modules). This vulnerability is associated with program files inflate.C. This issue affects proton: before 1.6.16.

0.0/ 10 priority

Sources & remediation

Weakness type (CWE)
CWE-787

Priority

LOW

Exploitation

NONE

PoC

NONE

Patch

NONE

Momentum

NONE

Threat summary

  • 3 mentions across 1 observed day

What's happening

  • Technical details provided in 3 signals
  • General: 2 classified signals
  • Disclosure: 1 classified signal
  • 3 total mentions across 1 day

Deep dive

Activity timeline3 mentions / 1d
01223Mentions · 2026-03-24: 3Technical Details · 2026-03-24: 303-24
Signal classification2 categories
General
266.7%
Disclosure
133.3%
Referenced assets3 URLs
Full discourse3 posts
  • CTIWatch@ctiwatchcloud
    General

    🔍 Today's Top Vulnerabilities 🔴 CVE-2026-4745 | CVSS 10.0 🔴 CVE-2026-4746 | CVSS 10.0 🔴 CVE-2026-33478 | CVSS 10.0 🔗 http://ctiwatch.cloud/vulnerabilities #CVE #Vulnerability #ThreatIntel

    Post summary

    The post lists three CVE identifiers with CVSS 10.0 scores and a link to a vulnerabilities page, but offers no specifics on exploitation, patches, or detailed technical characteristics.

    0000055
    5.6K followersView on X
  • CVE@CVEnew
    General

    CVE-2026-4746 Out-of-bounds Write vulnerability in timeplus-io proton (base/poco/Foundation/src modules). This vulnerability is associated with program files inflate.C. This issue … https://www.cve.org/CVERecord?id=CVE-2026-4746

    Post summary

    The text reports CVE-2026-4746 as an out-of-bounds write in timeplus-io proton modules, provides the affected file, and links to the CVE record, but offers no PoC, exploit, patch, or active exploitation information.

    0000086
    56.8K followersView on X
  • 0day Signal@0dayPublishing
    Disclosure

    🚨 CVE-2026-4746: Heap... Perfect 10.0 CVSS heap smash in Proton's inflate.C - network-reachable, no auth required, full system compromise via buffer overflow #RCE #HeapSmash. https://zerodaysignal.com/vulnerability/CVE-2026-4746 #netsec #vulnerability #CVE #sysadmin #zeroday

    Post summary

    CVE-2026-4746 is a critical heap‑smash buffer overflow in Proton's inflate.C that allows unrestricted remote code execution with no authentication required, as disclosed through ZeroDaySignal.

    0000043
    164 followersView on X

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