JO
Network Security
Junos OS
by Juniper · last CVE Oct 14, 2026
On CISA KEVExploited in the wild
931
CVEs
8
On KEV
10.0
Max CVSS
141
New 30D
Severity mix
Critical 52High 392Medium 56Low 0
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CVECVSSEPSSPublishedSummary · affected versions
CVE-2023-36845
In wildKEV
9.8
95%
Aug 17
Junos OS: EX and SRX Series: A PHP vulnerability in J-Web allows an unauthenticated to control an important environment variable
Affected: before 20.4R3-S9; 21.1 before 21.1*; 21.2 before 21.2R3-S7; 21.3 before 21.3R3-S5; 21.4 before 21.4R3-S5; 22.1 before 22.1R3-S4; +4 more
CVE-2020-1631
In wildKEV
9.8
5%
May 4
Out of Cycle Security Advisory: Junos OS: Security vulnerability in J-Web and web based (HTTP/HTTPS) services
Affected: 12.3 before 12.3R12-S16; 12.3X48 before 12.3X48-D101, 12.3X48-D105; 14.1X53 before 14.1X53-D54; 15.1 before 15.1R7-S7; 15.1X49 before 15.1X49-D211, 15.1X49-D220; 16.1 before 16.1R7-S8; +12 more
Showing 2
The 500 most important CVEs for this product (exploited first, then by severity)