What’s Vulnerable › Vulnerabilities

CVE-2026-38819

• Severity: medium (CVSS 5.3 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.3% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-08-28 · updated 2026-09-09
• Weakness: CWE-401

Description

Multiple memory leaks in openNDS before 11.0.0 allow an unauthenticated attacker on the captive portal network to exhaust all available memory on the device within minutes.

Affected products

• openNDS: before 11.0.0 — fixed in 11.0.0

How to fix

Upgrade to a fixed version: openNDS 11.0.0. Check the vendor advisory for mitigations.

References

• https://github.com/openNDS/openNDS/commit/b2801d9f14af44a23be7e9a1c378623bc5947c4c
• https://github.com/openNDS/openNDS/commit/f2332e68c6d34f8403db346e380fff3817020d5c

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