Vulnerability in Binardat 10g08-0800gsm
CVE-2026-27520
Binardat 10G08-0800GSM network switch firmware versions prior to V300SP10260209 store a user password in a client-side cookie as a Base64-encoded value accessible via the web interface. Because Base64 is reversible and provides no confidentiality, an attacker who can access the cookie value can recover the plaintext password.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.
EPSS exploit prediction
EPSS: 0.003 (20.1th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 20th percentile — 20.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.002 · newest: 0.003 · change: +0.001
Affected products
Weakness classification (CWE)
References
- www.binardat.com/products/8-port-10-gigabit-sfp-managed-switch,-support-1g-sfp-… (Product, product)
- www.vulncheck.com/advisories/binardat-10g08-0800gsm-network-switch-base64-encod… (Third Party Advisory, third-party-advisory)
Frequently asked questions
- What is CVE-2026-27520?
- CVE-2026-27520 is a high-severity vulnerability in Binardat 10g08-0800gsm, classified under Cleartext Storage of Sensitive Information. CVSS score: 7.5/10. Published 2026-02-24.
- How severe is CVE-2026-27520?
- High severity. CVSS v3 base score is 7.5 out of 10.