VulnSocial

CVE-2026-7866

LOWCVSS 10.0 · CRITICAL

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

Stack-based Buffer Overflow vulnerability in RTI Connext Professional (Core Libraries) allows Overflow Buffers. This issue affects Connext Professional: from 7.4.0 before 7.7.0.1, from 7.0.0 before 7.3.1.6, from 6.1.0 before 6.1.*, from 6.0.0 before 6.0.*, from 5.3.0 before 5.3.*, from 5.2.0 before 5.2.*, from 4.3x before 5.1.*.

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0.0/ 10 priority

Sources & remediation

Other references
Weakness type (CWE)
CWE-121

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 · 2026-09-26: 109-26
Referenced assets1 URL
By indicator
Full discourse1 post
  • SecAlerts@SecAlertsCo

    💥 CVE-2026-7866: Stack-based buffer overflow in RTI Connext Professional Core Libraries. CVSS 10, no auth, network-exploitable. Multiple 7.x versions affected. Upgrade to 7.7.0.1+. #cybersecurity #vulnerabilities #ciso #cto #mssp https://secalerts.co/vulnerability/CVE-2026-7866?utm_campaign=x https://t.co/S39H6mNHGX

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    889 followersView on X

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