HIGH

CVE-2026-86729

WWBN AVideo Unrestricted Authentication Attempts via get_api_preauthorize

CVSS v3

7.4

HIGH

EPSS Score

0.4 %

exploit probability, as of 2026-09-28

CISA KEV

known exploited

Exploitation

—

SSVC status

Description

WWBN AVideo through commit e01e41ecc (no patched version available) exposes get_api_preauthorize in plugin/API/API.php as a second, undocumented login path. Unlike get_api_signIn, which enforces a rate limit of 10 attempts per 5 minutes via checkRateLimit(), get_api_preauthorize performs the same credential check with no throttling for any client, allowing unlimited remote password guessing against arbitrary accounts, including admin. The endpoint also acts as a credential oracle: it returns the

Technical details

Published: 2026-09-08
Last Modified: 2026-09-08

Frequently asked questions

What is CVE-2026-86729?

Is CVE-2026-86729 actively exploited?

Active exploitation of CVE-2026-86729 has not been confirmed. Its EPSS score was 0.4% on 2026-09-28, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2026-86729?

CVE-2026-86729 has a CVSS v3 base score of 7.4 (HIGH severity).

Is CVE-2026-86729 affecting your environment?

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