CVE-2026-27755: SODOLA SL902-SWTGW124AS <= 200.1.20 Predictable Session ID

Severity: critical (CVSS 9.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.5% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2026-02-27 · updated 2026-06-17
Weakness: CWE-330

Description

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.

Affected products

Shenzhen Hongyavision Technology Co., Ltd. (Sodola Networks) SODOLA SL902-SWTGW124AS: through 200.1.20

References

https://www.sodola-network.com/products/sodola-6-port-2-5g-easy-web-managed-switch-4-x-2-5g-base-t-ports-2-x-10g-sfp-static-aggregation-qos-vlan-igmp-2-5gb-network-home-lab-switch
https://www.vulncheck.com/advisories/sodola-sl902-swtgw124as-predictable-session-id

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