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CVE-2026-101980

LOWCVSS 9.3 · CRITICAL

Immediate actions

  • Track advisory updates for patch or workaround availability

Recommended action window: Monitor and triage in normal cycle

NVD description

An Integer Underflow vulnerability in the kernel of Juniper Networks Junos OS with Extended Echo configured allows an unauthenticated, network-based attacker to cause a denial of service by a kernel crash.

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0.0/ 10 priority

Sources & remediation

Other references
Weakness type (CWE)
CWE-191

Priority

LOW

Exploitation

NONE

PoC

NONE

Patch

NONE

Momentum

NONE

Deep dive

Full discourse1 post
  • VulniPulse@vulnipulse

    CVE advisory: CVE-2026-101980 - juniper: Junos OS: Malformed Extended Echo requests cause a Routing Engine reboot when Extended Echo is enabled. https://vulnipulse.com/advisories/juniper-cve-2026-101980 #CVE #CyberSecurity #Juniper #Junos

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