CVE-2026-81321

CVE-2026-81321

CM2507 IP cameras store configured wireless network credentials in cleartext within the device filesystem. An attacker who obtains filesystem access through physical access, a debugging interface, or another vulnerability could recover the configured network identifier and pre-shared key.

Published · last modified .

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.003 (28.0th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 28th percentile — 28.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2026-81321: held from 0.003 to 0.003.

EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · change: 0.000

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-81321?
CVE-2026-81321 is a critical-severity vulnerability, classified under Cleartext Storage of Sensitive Information. CVSS score: 9.8/10. Published 2026-09-18.
How severe is CVE-2026-81321?
Critical severity. CVSS v3 base score is 9.8 out of 10.