CVE-2026-82648

7.1 highEPSS 0.3%

High (7.1). EPSS 0.3% chance of exploitation in the next 30 days.

WWBN AVideo contains a server-side request forgery filter bypass vulnerability in the isSSRFSafeURL function that fails to normalize NAT64 addresses written in hexadecimal form. Attackers can bypass SSRF protections by supplying hex-encoded NAT64 addresses like 64:ff9b::a9fe:a9fe to reach cloud metadata services and loopback interfaces.

Severity

CVSS 4.0

7.1 high

CVSS:4.0/AV:N/AC:H/AT:P/PR:L/UI:N/VC:H/VI:L/VA:N/SC:H/SI:L/SA:N

CVSS 3.1

7.1 high

CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:L/A:N

EPSS: 0.3% chance of exploitation in the next 30 days; higher than 24% of CVEs (scores of 2026-10-31)
CWE: CWE-20
Published: 2026-08-30
Modified: 2026-09-02
Record from: the NVD, synced 2026-10-19

References

https://github.com/WWBN/AVideo/security/advisories/GHSA-88jm-rxg9-3v5r
https://www.vulncheck.com/advisories/wwbn-avideo-ssrf-filter-bypass-via-nat64-hex-address
https://github.com/WWBN/AVideo/security/advisories/GHSA-88jm-rxg9-3v5r

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