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 guess valid credentials can calculate the session identifier offline and bypass authentication without completing the login flow, gaining unauthorized access to the device.
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: 0.007 (52.3th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 52nd percentile — 52.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.004 · newest: 0.007 · change: +0.003
Affected products
Weakness classification (CWE)
References
- www.sodola-network.com/products/sodola-6-port-2-5g-easy-web-managed-switch-4-x-… (Product, product)
- www.vulncheck.com/advisories/sodola-sl902-swtgw124as-predictable-session-id (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.