# CVE-2026-27755

## Summary

- **CVE ID:** CVE-2026-27755
- **Severity:** CRITICAL
- **CVSS Score:** 9.8 (CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N)
- **CWE:** CWE-330
- **Published:** Feb 27, 2026
- **Last Modified:** Mar 12, 2026

## 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 (0)

## References

- [CNA](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)
- [CNA](https://www.vulncheck.com/advisories/sodola-sl902-swtgw124as-predictable-session-id)

## Exploitation Prediction (EPSS)

- **EPSS Score:** 0.40%
- **EPSS Percentile:** 33.7

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_Exported from OnDuty AI Vulnerability Intelligence on 2026-09-12._