Deploy autonomous AI agents that reason, exploit, and validate complex vulnerability chains — not another scanner, an agentic system that thinks like a senior pentester.
CVE-2025-21590 is a medium severity vulnerability with a CVSS score of 4.4. Exploits are available; patches have been released and should be applied urgently. This is classified as a zero-day vulnerability.
Lower probability of exploitation
EPSS predicts the probability of exploitation in the next 30 days based on real-world threat data, complementing CVSS severity scores with actual risk assessment.
An Improper Isolation or Compartmentalization vulnerability in the kernel of Juniper Networks Junos OS allows a local attacker with high privileges to compromise the integrity of the device.
A local attacker with access to the shell is able to inject arbitrary code which can compromise an affected device. This issue is not exploitable from the Junos CLI. This issue affects Junos OS:
| Vendor | Product |
|---|---|
| Juniper | Junos |
Please cite this page when referencing data from Strobes VI. Proper attribution helps support our vulnerability intelligence research.