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CVE-2026-21918

🗓️ 15 Jan 2026 21:16:08Reported by [email protected]Type 
nvd
 nvd
🔗 web.nvd.nist.gov👁 25 Views

Double free in Junos flowd on SRX and MX causes unauthenticated DoS via unauthenticated TCP traffic; FPC restarts.

Related
Detection
Refs
ReporterTitlePublishedViews
Family
attackerkb
attackerkb
CVE-2026-21918
15 Jan 202620:27
–attackerkb
bdu_fstec
BDU FSTEC
Juniper Networks SRX DoS
16 Jan 202600:00
–bdu_fstec
circl
Circl
CVE-2026-21918
15 Jan 202621:54
–circl
cnnvd
CNNVD
Juniper Networks Junos OS resource management error vulnerability
15 Jan 202600:00
–cnnvd
cve
CVE
CVE-2026-21918
15 Jan 202620:27
–cve
cvelist
Cvelist
CVE-2026-21918 Junos OS: SRX and MX Series: When TCP packets occur in a specific sequence flowd crashes
15 Jan 202620:27
–cvelist
euvd
EUVD
EUVD-2026-2697
15 Jan 202620:27
–euvd
nessus
Tenable Nessus
Juniper Junos OS Vulnerability (JSA106018)
14 Jan 202600:00
–nessus
ncsc
NCSC
Vulnerabilities fixed in Juniper Networks JunOS
16 Jan 202610:07
–ncsc
osv_cve
osv_cve
CVE-2026-21918
15 Jan 202621:16
–osv_cve
Rows per page
NVD
Node
AND
OR
juniperjunosRange<22.4
juniperjunosMatch22.4-
juniperjunosMatch22.4r1
juniperjunosMatch22.4r1-s1
juniperjunosMatch22.4r1-s2
juniperjunosMatch22.4r2
juniperjunosMatch22.4r2-s1
juniperjunosMatch22.4r2-s2
juniperjunosMatch22.4r3
juniperjunosMatch22.4r3-s1
juniperjunosMatch22.4r3-s2
juniperjunosMatch22.4r3-s3
juniperjunosMatch22.4r3-s4
juniperjunosMatch22.4r3-s5
juniperjunosMatch22.4r3-s6
juniperjunosMatch23.2-
juniperjunosMatch23.2r1
juniperjunosMatch23.2r1-s1
juniperjunosMatch23.2r1-s2
juniperjunosMatch23.2r2
juniperjunosMatch23.2r2-s1
juniperjunosMatch23.2r2-s2
juniperjunosMatch23.4-
juniperjunosMatch23.4r1
juniperjunosMatch23.4r1-s1
juniperjunosMatch23.4r1-s2
juniperjunosMatch23.4r2
juniperjunosMatch23.4r2-s1
juniperjunosMatch23.4r2-s2
juniperjunosMatch23.4r2-s3
juniperjunosMatch24.2-
juniperjunosMatch24.2r1
juniperjunosMatch24.2r1-s1
juniperjunosMatch24.2r1-s2

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