As cited
Copy frozen at (site build).
vulnerabilities
CISA Adds One Known Exploited Vulnerability to Catalog
CISA added CVE-2026-7273, a stack-based buffer overflow in Zyxel GS1900 Series Switches, to its Known Exploited Vulnerabilities Catalog based on active exploitation evidence. The vulnerability poses significant risk because successful exploitation grants total control of affected devices. Federal agencies must prioritize patching this and other high-risk catalog vulnerabilities under Binding Operational Directive 26-04.
Why it matters: Network administrators managing Zyxel GS1900 switches and federal agencies must assess exposure and patch immediately, as this vulnerability is actively exploited and enables full device compromise.
- Source published
- First seen by Cybersecurity Tracker
Source attribution
Correction
Correction recorded as of .
vulnerabilities
CISA Adds One Known Exploited Vulnerability to Catalog
CISA added CVE-2026-7273, a stack-based buffer overflow in Zyxel GS1900 Series Switches, to its Known Exploited Vulnerabilities Catalog based on active exploitation evidence. The vulnerability poses significant risk because successful exploitation grants total control of affected devices. Federal agencies must prioritize patching this and other high-risk catalog vulnerabilities under Binding Operational Directive 26-04.
Why it matters: Network administrators managing Zyxel GS1900 switches and federal agencies must assess exposure and patch immediately, as this vulnerability is actively exploited and enables full device compromise.
- Source published
- First seen by Cybersecurity Tracker