Vulnerability · Published Aug 22, 2026 · Assigned by VulnCheck

CVE-2026-56380AVideo feed/index.php Exposure of Channel Owner Email Address

Medium 5.3

In plain English

A medium-severity information exposure in AVideo from WWBN. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.3% (higher than 20% of all known vulnerabilities).

Severity (CVSS 3.1)5.3Medium

Exploit odds (30 days)0.3%top 79.8% of all CVEs

Exploited in the wildNo reportsCISA SSVC: poc

Attack toolingNoneno public tooling known

Official description

AVideo through commit 9c39d8c8 contains an information exposure vulnerability in feed/index.php that allows unauthenticated attackers to retrieve channel owner email addresses by supplying a public channel name parameter. Attackers can enumerate all creator email addresses by iterating through public channel names and extract them from the itunes:email and itunes:author RSS elements, enabling account takeover attempts and phishing campaigns.

Affected products (as reported)

Vendor	Product	Versions
WWBN	AVideo	0 – through 9c39d8c8b4c1f75540788d6b391740852ceb0732

Weakness: CWE-200 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

References

GitHub Security Advisory (GHSA-w44x-v4c8-86f6) vendor-advisory
VulnCheck Advisory: AVideo feed/index.php Exposure of Channel Owner Email Address third-party-advisory