CVE-2026-49435criticalCWE-121

CVE-2026-49435: critical vulnerability in Keysight IxChariot

Keysight IxChariot-related products stack-based buffer overflow

Published 04 Aug 2026

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28Vexday Risk Score

No sign of exploitation. No public exploitation artifact known so far.

ssvc Trackcvss 9.3epss 1.4%

Keysight IxChariot Endpoint and associated products contain a stack-based buffer overflow. An unauthenticated remote attacker can send a specially crafted packet and execute arbitrary code with administrative privileges.

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

Affected products

Keysight · Hawkeye Keysight · IxByPass Keysight · IxChariot Keysight · IxProbe Keysight · IxTap

Related CVEs — Keysight IxChariot

In the same product, most dangerous first.

CVE-2017-20242CRITICALKeysight IxChariot Endpoint stack-based buffer overflowEPSS 1.3%CVE-2017-20241CRITICALKeysight IxChariot Endpoint heap-based buffer overflowEPSS 1.3%

References

https://raw.githubusercontent.com/cisagov/CSAF/develop/csaf_files/IT/white/2026/va-26-216-01.json https://www.cve.org/CVERecord?id=CVE-2026-49435 https://www.keysight.com/us/en/about/quality-and-security/security/product-and-solution-cyber-security/security-advisory-archive/security-advisory--ixchariot-vulnerability.html https://www.keysight.com/us/en/lib/software-detail/computer-software/hawkeye.html https://www.keysight.com/us/en/lib/software-detail/computer-software/ixchariot.html https://www.keysight.com/us/en/lib/software-detail/instrument-firmware-software/ixprobe.html https://www.keysight.com/us/en/product/IXTP-CU3-T/copper-taps---ixtp-cu3-t.html