CVE-2026-21920

creationtimestamp| type| source ---|---|--- 2026-01-15 21:54:27+00:00| seen| https://bsky.app/profile/thehackerwire.bsky.social/post/3mcil4fnk3e2f 2026-01-15 22:01:15+00:00| seen| https://bsky.app/profile/cve.skyfleet.blue/post/3mcilikfdmx2e 2026-01-15 22:27:39+00:00| seen|...

CVE-2026-21920

An Unchecked Return Value vulnerability in the DNS module of Juniper Networks Junos OS on SRX Series allows an unauthenticated, network-based attacker to cause a Denial-of-Service DoS. If an SRX Series device configured for DNS processing, receives a specifically formatted DNS request flowd will...

CVE-2026-21920

CVE-2026-21920 affects Juniper Networks Junos OS on SRX Series. An unchecked return value in the DNS module causes the flowd process to crash and restart when processing specially crafted DNS requests, leading to DoS/service interruption. Affected versions include 23.4 before 23.4R2-S5, 24.2 befo...