CVE-2026-66372

7.6 HIGH 0.3% exploit odds No fix listed Other

What it is

The affected products use insufficiently random values, which allows web session tokens to be predictable, bounding token entropy to the seed space.

At a glance

Exploitability: Can be exploited from the same network segment without logging in. High risk of data exposure, data tampering.
Exploit odds: 0.3% chance of exploitation in the next 30 days (EPSS).
Fix: No patch or advisory is linked yet. Look at mitigations or restrict exposure.

Timeline

2026-09-15 21:16 UTC PublishedDisclosed publicly on CVE.org and NVD
2026-09-18 19:39 UTC Last updatedMost recent change to the record

Details

Published: 2026-09-15 21:16 UTC
Last modified: 2026-09-18 19:39 UTC
Exploit probability: 0.3% · EPSS, next 30 days
Weakness: CWE-337
Record status: Awaiting Analysis

Attack profile CVSS 4.0 · 7.6

Attack vector: Adjacent network
Complexity: High
Attack requirements: None
Privileges needed: None
User interaction: None
Confidentiality: High
Integrity: High
Availability: None

Raw vector

CVSS:4.0/AV:A/AC:H/AT:N/PR:N/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

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References

NVD record · CVE.org record