CVE-2026-42953Disclosure

LOWCVSS 8.4 · 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

The application contains an out-of-bounds write vulnerability that can be exploited by an attacker to cause the program to write data past the end of an allocated memory buffer. This can lead to arbitrary code execution.

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0.0/ 10 priority

Sources & remediation

Other references

https://www.cisa.gov/news-events/ics-advisories/icsa-26-188-06

Weakness type (CWE)

CWE-787

Priority

LOW

Exploitation

NONE

PoC

NONE

Patch

NONE

Momentum

NONE

Threat summary

1 mentions across 1 observed day

What's happening

Technical details provided in 1 signal
Disclosure: 1 classified signal
1 total mentions across 1 day

Deep dive

Activity timeline1 mentions / 1d

Signal classification1 categories

Disclosure

1100.0%

Referenced assets1 URL

By indicator

https://securityarsenal.com/blog/cve-2026-42953-labcenter-proteus-9-critical-rce-vulnerabilities-cisa-advisory-and-defense

Full discourse1 post

Security Arsenal, LLC@SecurityAr5840991d
Disclosure
🔒 #CyberSecurity CVE-2026-42953: Labcenter Proteus 9 Critical RCE Vulnerabilities — CISA Advisor… "CISA has released ICSA-26-188-06, addressing critical…" 🔗 https://securityarsenal.com/blog/cve-2026-42953-labcenter-proteus-9-critical-rce-vulnerabilities-cisa-advisory-and-defense #CyberSecurity #ThreatIntel #healthcarecybersecurity #hipaacompliance #healthcareransomware
Post summary
CISA has issued advisory ICSA‑26‑188‑06 for CVE‑2026‑42953, a critical RCE flaw in Labcenter Proteus 9, with no mention of PoC or active exploitation.
0000053
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