Skip to main content

Threats Tagged 'cve-2026-21920'

View all threats tagged with 'cve-2026-21920'. Filter and sort to focus on specific types of threats.

Pro Console Lifetime

Stop chasing alerts. Route them.

Start free, then upgrade once to turn Radar into an automated delivery engine for your security stack.

Custom feeds / Automations: email, Slack, webhooks, SIEM/MISP / API access (baseline limits)

View Plans & Pricing

API access activates after upgrading in Console -> Billing.

Breach by OffSeqOFFSEQFRIENDS — 25% OFF

Check if your credentials are on the dark web

Instant breach scanning across billions of leaked records. Free tier available.

Scan now

Filter Threats

Narrow down the results by type, severity, or affected countries

Search threats by title, CVE ID, or description. Maximum 100 characters.
Active filters (1):Tag: cve-2026-21920

Threats Tagged 'cve-2026-21920'

Click on any threat for detailed analysis and mitigation recommendations

CVE-2026-21920 is a high-severity vulnerability in Juniper Networks Junos OS affecting SRX Series devices configured for DNS processing. An unauthenticated, network-based attacker can send a specially crafted DNS request that triggers a crash and restart of the flowd process, causing a denial-of-service (DoS) condition. This vulnerability affects Junos OS versions 23.4 prior to 23.4R2-S5, 24.2 prior to 24.2R2-S1, and 24.4 prior to 24.4R2. No user interaction or authentication is required to exploit this flaw.

Join the discussion

Showing 1 to 1 of 1 result

Filters:Tag: cve-2026-21920
Page 1 of 1
OffSeq TrainingCredly Certified

Lead Pen Test Professional

Technical5-day eLearningPECB Accredited
View courses