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-2020-1667
8.3
1%
Oct 16
When DNS filtering is enabled on Juniper Networks Junos MX Series with one of the following cards MS-PIC, MS-MIC or MS-MPC, an incoming stream of packets processed by the…
Affected: 17.3; 17.3; 17.3; 17.3; 17.3; 17.3; +34 more
CVE-2020-1645
8.3
1%
Jul 17
When DNS filtering is enabled on Juniper Networks Junos MX Series with one of the following cards MS-PIC, MS-MIC or MS-MPC, an incoming stream of packets processed by the…
Affected: 17.3; 17.3; 17.3; 17.3; 17.3; 17.3; +34 more
CVE-2026-102037
8.1
0%
Oct 14
Junos OS: SRX Series: An attacker causes arbitrary configuration commit when the custom URL-feed feature is used
Affected: 23.4 before 23.4R2-S8.13; 24.2 before 24.2R2-S5.5; 24.4 before 24.4R2-S5; 25.2 before 25.2R2-S2; 25.4 before 25.4R1-S3; 26.2 before 26.2R1-S2
CVE-2026-101955
8.1
1%
Oct 14
Junos OS: SRX Series: Malformed DNS packet causes service disruption when UTM Anti-Spam SBL is used
Affected: before 23.2R2-S7.7; 23.4 before 23.4R2-S8.13; 24.2 before 24.2R2-S5.5; 24.4 before 24.4R2-S5; 25.2 before 25.2R2-S2; 25.4 before 25.4R1-S3; +1 more
CVE-2026-101997
8.1
0%
Oct 14
Junos OS: SRX Series: A network-based attacker causes Remote Code Execution when Security Intelligence is used without a tls-profile authentication
Affected: before 23.2R2-S7.7; 23.4 before 23.4R2-S8.13; 24.2 before 24.2R2-S5.5; 24.4 before 24.4R2-S5; 25.2 before 25.2R2-S2; 25.4 before 25.4R1-S3; +1 more
CVE-2026-102062
8.1
0%
Oct 14
Junos OS: SRX Series: An compromised HTTPS feed server can cause remote code execution when Security Intelligence is used
Affected: before 23.2R2-S7.7; 23.4 before 23.4R2-S8.13; 24.2 before 24.2R2-S5.5; 24.4 before 24.4R2-S5; 25.2 before 25.2R2-S2; 25.4 before 25.4R1-S3; +1 more
CVE-2026-102084
8.1
1%
Oct 14
Junos OS: SRX Series: In an ADVPN scenario a malformed message from a peer causes Remote Code Execution
Affected: before 23.2R2-S7.7; 23.4 before 23.4R2-S7; 24.2 before 24.2R2-S4; 24.4 before 24.4R2-S3; 25.2 before 25.2R2; 25.4 before 25.4R1-S3
CVE-2020-1606
8.1
1%
Jan 15
A path traversal vulnerability in the Juniper Networks Junos OS device may allow an authenticated J-web user to read files with 'world' readable permission and delete files with…
Affected: 12.3; 12.3; 12.3; 12.3; 12.3; 12.3; +34 more
CVE-2019-0039
8.1
1%
Apr 10
If REST API is enabled, the Junos OS login credentials are vulnerable to brute force attacks
Affected: 14.1x53 before 14.1x53-d49; 15.1 before 15.1f6-s12; 15.1x49 before 15.1x49-d160; 15.1x53 before 15.1x53-d236; 16.1 before 16.1r3-s10; 16.1x65 before 16.1x65-d49; +9 more
CVE-2018-0052
8.1
5%
Oct 10
If RSH service is enabled on Junos OS and if the PAM authentication is disabled, a remote unauthenticated attacker can obtain root access to the device
Affected: 12.1x46; 12.1x46; 12.1x46; 12.1x46; 12.1x46; 12.1x46; +34 more
CVE-2018-0044
8.1
1%
Oct 10
An insecure SSHD configuration in Juniper Device Manager (JDM) and host OS on Juniper NFX Series devices may allow remote unauthenticated access if any of the passwords on the…
Affected: 18.1r1 through 18.1r3; 18.1r1 through 18.1r3
CVE-2018-0025
8.1
1%
Jul 11
When an SRX Series device is configured to use HTTP/HTTPS pass-through authentication services, a client sending authentication credentials in the initial HTTP/HTTPS session is at…
Affected: 12.1x46; 12.1x46; 12.1x46; 12.1x46; 12.1x46; 12.1x46; +16 more
CVE-2017-2342
8.1
1%
Jul 17
MACsec feature on Juniper Networks Junos OS 15.1X49 prior to 15.1X49-D100 on SRX300 series does not report errors when a secure link can not be established
Affected: 15.1x49; 15.1x49; 15.1x49; 15.1x49; 15.1x49; 15.1x49; +8 more
CVE-2026-101927
7.8
0%
Oct 14
Junos OS and Junos OS Evolved: An unprivileged local attacker causes denial of service or privilege escalation
Affected: before 23.2R2-S7.7; 23.4 before 23.4R2-S8.13; 24.2 before 24.2R2-S5.5; 24.4 before 24.4R2-S5; 25.2 before 25.2R2-S2; 25.4 before 25.4R1-S3; +1 more
CVE-2026-102079
7.8
1%
Oct 14
Junos OS: MX Series: Missing Authorization for specific 'request' CLI commands allows command injection
Affected: 24.4 before 24.4R2-S4; 25.2 before 25.2R2-S1; 25.4 before 25.4R1-S3
CVE-2026-33793
7.8
0%
Apr 9
Junos OS and Junos OS Evolved: When an unsigned Python op script configuration is present, a local low privileged user can compromise the system
Affected: before 22.4R3-S7; 23.2 before 23.2R2-S4; 23.4 before 23.4R2-S6; 24.2 before 24.2R1-S2, 24.2R2; 24.4 before 24.4R1-S2, 24.4R2
CVE-2023-44194
7.8
0%
Oct 13
An Incorrect Default Permissions vulnerability in Juniper Networks Junos OS allows an unauthenticated attacker with local access to the device to create a backdoor with root…
Affected: before 20.4; 20.4; 20.4; 20.4; 20.4; 20.4; +34 more
CVE-2022-22251
7.8
0%
Oct 18
cSRX Series: Storing Passwords in a Recoverable Format and software permissions issues allows a local attacker to elevate privileges
Affected: 20.2R1 before 20.2*; 20.3R1 before 20.3*; 20.4R1 before 20.4*; 21.1R1 before 21.1*
CVE-2022-22221
7.8
0%
Jul 20
An Improper Neutralization of Special Elements vulnerability in the download manager of Juniper Networks Junos OS on SRX Series and EX Series allows a locally authenticated…
Affected: before 19.2; 19.2; 19.2; 19.2; 19.2; 19.2; +34 more
CVE-2022-22162
7.8
0%
Jan 19
A Generation of Error Message Containing Sensitive Information vulnerability in the CLI of Juniper Networks Junos OS allows a locally authenticated attacker with low privileges to…
Affected: before 15.1; 15.1; 15.1; 15.1; 15.1; 15.1; +34 more
CVE-2021-31359
7.8
0%
Oct 19
A local privilege escalation vulnerability in Juniper Networks Junos OS and Junos OS Evolved allows a local, low-privileged user to cause the Juniper DHCP daemon (jdhcpd) process…
Affected: 15.1; 15.1; 15.1; 15.1; 15.1; 15.1; +34 more
CVE-2021-0278
7.8
1%
Jul 15
An Improper Input Validation vulnerability in J-Web of Juniper Networks Junos OS allows a locally authenticated attacker to escalate their privileges to root over the target…
Affected: 19.3; 19.3; 19.3; 19.3; 19.3; 19.3; +34 more
CVE-2021-0255
7.8
0%
Apr 22
A local privilege escalation vulnerability in ethtraceroute of Juniper Networks Junos OS may allow a locally authenticated user with shell access to escalate privileges and write…
Affected: 17.3; 17.3; 17.3; 17.3; 17.3; 17.3; +34 more
CVE-2021-0253
7.8
1%
Apr 22
NFX Series devices using Juniper Networks Junos OS are susceptible to a local command execution vulnerability thereby allowing an attacker to elevate their privileges via the…
Affected: 17.2; 17.2; 17.2; 17.2; 17.2; 17.2; +34 more
CVE-2021-0252
7.8
1%
Apr 22
NFX Series devices using Juniper Networks Junos OS are susceptible to a local code execution vulnerability thereby allowing an attacker to elevate their privileges via the Junos…
Affected: 18.1; 18.1; 18.1; 18.1; 18.1; 18.1; +34 more
CVE-2021-0245
7.8
0%
Apr 22
A Use of Hard-coded Credentials vulnerability in Juniper Networks Junos OS on Junos Fusion satellite devices allows an attacker who is local to the device to elevate their…
Affected: 16.1; 16.1; 16.1; 16.1; 16.1; 16.1; +34 more
CVE-2021-0223
7.8
0%
Jan 15
A local privilege escalation vulnerability in telnetd.real of Juniper Networks Junos OS may allow a locally authenticated shell user to escalate privileges and execute arbitrary…
Affected: 15.1; 15.1; 15.1; 15.1; 15.1; 15.1; +34 more
CVE-2021-0218
7.8
1%
Jan 15
A command injection vulnerability in the license-check daemon of Juniper Networks Junos OS that may allow a locally authenticated attacker with low privileges to execute commands…
Affected: 17.3; 17.3; 17.3; 17.3; 17.3; 17.3; +34 more
CVE-2021-0204
7.8
0%
Jan 15
A sensitive information disclosure vulnerability in delta-export configuration utility (dexp) of Juniper Networks Junos OS may allow a locally authenticated shell user the ability…
Affected: 15.1; 15.1; 15.1; 15.1; 15.1; 15.1; +34 more
CVE-2020-1664
7.8
0%
Oct 16
A stack buffer overflow vulnerability in the device control daemon (DCD) on Juniper Networks Junos OS allows a low privilege local user to create a Denial of Service (DoS) against…
Affected: 17.3; 17.3; 17.3; 17.3; 17.3; 17.3; +34 more
CVE-2014-6448
7.8
0%
Jan 15
Juniper Junos OS 13.2 before 13.2R5, 13.2X51, 13.2X52, and 13.3 before 13.3R3 allow local users to bypass intended restrictions and execute arbitrary Python code via vectors…
Affected: 13.2; 13.2; 13.2; 13.2; 13.2; 13.2x51; +4 more
CVE-2019-0071
7.8
0%
Oct 9
Veriexec is a kernel-based file integrity subsystem in Junos OS that ensures only authorized binaries are able to be executed
Affected: 18.1; 18.3
CVE-2019-0061
7.8
0%
Oct 9
The management daemon (MGD) is responsible for all configuration and management operations in Junos OS
Affected: 15.1x49; 15.1x49; 15.1x49; 15.1x49; 15.1x49; 15.1x49; +34 more
CVE-2019-0058
7.8
0%
Oct 9
A vulnerability in the Veriexec subsystem of Juniper Networks Junos OS allowing an attacker to fully compromise the host system
Affected: 12.3x48; 12.3x48; 12.3x48; 12.3x48; 12.3x48; 12.3x48; +9 more
CVE-2019-0057
7.8
0%
Oct 9
An improper authorization weakness in Juniper Networks Junos OS allows a local authenticated attacker to bypass regular security controls to access the Junos Device Manager (JDM)…
Affected: through 18.1; 18.2; 18.2x75
CVE-2019-0053
7.8
1%
Jul 11
Insufficient validation of environment variables in the telnet client supplied in Junos OS can lead to stack-based buffer overflows, which can be exploited to bypass veriexec…
Affected: 12.3; 12.3; 12.3; 12.3; 12.3; 12.3; +34 more
CVE-2018-0024
7.8
0%
Jul 11
An Improper Privilege Management vulnerability in a shell session of Juniper Networks Junos OS allows an authenticated unprivileged attacker to gain full control of the system
Affected: 12.1x46; 12.1x46; 12.1x46; 12.1x46; 12.1x46; 12.1x46; +25 more
CVE-2016-4922
7.8
0%
Oct 13
Certain combinations of Junos OS CLI commands and arguments have been found to be exploitable in a way that can allow unauthorized access to the operating system
Affected: 11.4; 11.4; 11.4; 11.4; 11.4; 11.4; +34 more
CVE-2017-2344
7.8
0%
Jul 17
A routine within an internal Junos OS sockets library is vulnerable to a buffer overflow
Affected: 12.1x46; 12.1x46; 12.1x46; 12.1x46; 12.1x46; 12.1x46; +34 more
CVE-2017-10603
7.8
0%
Jul 17
An XML injection vulnerability in Junos OS CLI can allow a locally authenticated user to elevate privileges and run arbitrary commands as the root user
Affected: 15.1x53; 15.1x53; 15.1x53; 15.1x53; 15.1x53; 15.1x53; +19 more
CVE-2017-10602
7.8
0%
Jul 17
A buffer overflow vulnerability in Junos OS CLI may allow a local authenticated user with read only privileges and access to Junos CLI, to execute code with root privileges
Affected: 14.1x53; 14.2; 14.2; 14.2; 14.2; 14.2; +29 more
CVE-2016-1278
7.8
0%
Aug 5
Juniper Junos OS before 12.1X46-D50 on SRX Series devices reverts to "safe mode" authentication and allows root CLI logins without a password after a failed upgrade to 12.1X46,…
Affected: through 12.1x46
CVE-2016-1271
7.8
0%
Apr 15
Juniper Junos OS before 12.1X46-D45, 12.1X47 before 12.1X47-D30, 12.3 before 12.3R11, 12.3X48 before 12.3X48-D25, 13.2 before 13.2R8, 13.3 before 13.3R7, 14.1 before 14.1R6, 14.2…
Affected: through 12.1x46; 12.1x47; 12.1x47; 12.1x47; 12.1x47; 12.1x47; +34 more
CVE-2026-102177
7.6
0%
Oct 14
Junos OS and Junos OS Evolved: An out-of-bounds write causes an rpd crash when IS-IS backup selection is used
Affected: before 23.2R2-S7.7; 23.4 before 23.4R2-S8.13; 24.2 before 24.2R2-S5.5; 24.4 before 24.4R2-S5; 25.2 before 25.2R2-S2; 25.4 before 25.4R1-S3; +1 more
CVE-2026-101952
7.5
0%
Oct 14
Junos OS and Junos OS Evolved: A specific BGP ISO-VPN update causes an rpd crash when BMP or NSR is enabled
Affected: before 23.2R2-S7.7; 23.4 before 23.4R2-S8.13; 24.2 before 24.2R2-S5.5; 24.4 before 24.4R2-S5; 25.2 before 25.2R2-S2; 25.4 before 25.4R1-S3; +1 more
CVE-2026-101949
7.5
0%
Oct 14
Junos OS and Junos OS Evolved: In a scenario with VPN-flowspec and BMP monitoring a specific BGP update causes an rpd crash
Affected: before 23.2R2-S7.7; 23.4 before 23.4R2-S8.13; 24.2 before 24.2R2-S5.5; 24.4 before 24.4R2-S5; 25.2 before 25.2R2-S2; 25.4 before 25.4R1-S3; +1 more
CVE-2026-101963
7.5
0%
Oct 14
Junos OS and Junos OS Evolved: A BGP EVPN neighbor causes an rpd crash when SRv6 multihoming is used
Affected: 25.2 before 25.2R2-S2; 25.4 before 25.4R1-S3; 26.2 before 26.2R1-S2
CVE-2026-101962
7.5
0%
Oct 14
Junos OS and Junos OS Evolved: An attacker sending a malformed update causes an rpd crash when BGP EVPN signaling is used
Affected: before 23.2R2-S7.7; 23.4 before 23.4R2-S8.13; 24.2 before 24.2R2-S5.5; 24.4 before 24.4R2-S5; 25.2 before 25.2R2-S2; 25.4 before 25.4R1-S3; +1 more
CVE-2026-101961
7.5
0%
Oct 14
Junos OS and Junos OS Evolved: A specific BGP packet causes an rpd crash when an ECMP qualifier is used in an import policy
Affected: 23.4 before 23.4R2-S8.13; 24.2 before 24.2R2-S5.5; 24.4 before 24.4R2-S5; 25.2 before 25.2R2-S2; 25.4 before 25.4R1-S3; 26.2 before 26.2R1-S2
CVE-2026-101976
7.5
0%
Oct 14
Junos OS and Junos OS Evolved: In a non-4byte-AS scenario a specific BGP update causes an rpd crash
Affected: before 23.2R2-S7.7; 23.4 before 23.4R2-S8.13; 24.2 before 24.2R2-S5.5; 24.4 before 24.4R2-S5; 25.2 before 25.2R2-S2; 25.4 before 25.4R1-S3; +1 more
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The 500 most important CVEs for this product (exploited first, then by severity)