How severe is CVE-2026-27755?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Vulnerability in Shenzhen Hongyavision Technology Co., Ltd. (Sodola Networks) Sodola Sl902-swtgw124as

CVE-2026-27755

SODOLA SL902-SWTGW124AS firmware versions through 200.1.20 contain a weak session identifier generation vulnerability that allows attackers to forge authenticated sessions by computing predictable MD5-based cookies. Attackers who know or g…

EPSS: 0.004 (32.0th percentile) — read the EPSS interpretation.

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.

Affected products

Weakness classification (CWE)

CWE-330 — Use of Insufficiently Random Values

References

disclosure@vulncheck.com (Product, product)
disclosure@vulncheck.com (Third Party Advisory, third-party-advisory)

Frequently asked questions

What is CVE-2026-27755?: CVE-2026-27755 is a critical-severity vulnerability in Shenzhen Hongyavision Technology Co., Ltd. (Sodola Networks) Sodola Sl902-swtgw124as, classified under Use of Insufficiently Random Values. CVSS score: 9.8/10. Published 2026-02-27.
How severe is CVE-2026-27755?: Critical severity. CVSS v3 base score is 9.8 out of 10.