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Local file inclusion in WWBN AVideo via Accept-Language header

Priority LOW 31CWE-22Published · Updated

Key facts

Attack vector
Local
Privileges required
None
User interaction
None
Attack complexity
Low
Attack requirements
None
Impact type
Information disclosure
Confidentiality · integrity · availability
High · None · None
Fix status
Fixed

Attack profile from CVSS 4.0 · CNA. Fix status from CNA. Impact type from CWE-22 and the CVSS impact.

Summary

WWBN AVideo before 29.5.0 contains a local file inclusion flaw (CWE-22) in setLanguage() that lets unauthenticated attackers include PHP files outside the locale directory through a crafted Accept-Language header. Overlapping traversal sequences such as ....// survive single-pass removal, so an attacker can execute existing server-side PHP files in the application context. Exploitation requires local access, no privileges and no user interaction.

Written with Claude Haiku 5.5 from the sources below · 2026-11-02

Description from the CNA

WWBN AVideo before 29.5.0 contains a local file inclusion vulnerability that allows unauthenticated attackers to include PHP files outside the locale directory via a crafted Accept-Language header. Attackers can use overlapping traversal sequences like ....// to bypass single-pass removal in setLanguage(), executing existing server-side PHP files in the application context.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00506 43rd percentileScored 2026-11-07
Fix Fixed AVideo (WWBN): 29.5.0

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
None
Automatable
No
Technical impact
Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
WWBNAVideobefore 29.5.029.5.0Patch availableCNA
  • AVideo VendorWWBN Affected before 29.5.0 Fixed in 29.5.0 Patch available CNA

CPE names Threatist (inferred) · 1

Inferred from how NVD named this product before; not given by a source.

CPEVersionsRoleVendor
cpe:2.3:a:wwbn:avideo:*:*:*:*:*:*:*:*——WWBN
  • cpe:2.3:a:wwbn:avideo:*:*:*:*:*:*:*:* Versions — — ·WWBN

Remediation

Update WWBN AVideo to version 29.5.0 or later, which fixes the issue.

Written with Claude Haiku 5.5 from the sources below · 2026-11-02

  • Fix · CNA AVideo (WWBN) Fixed in 29.5.0

Timeline

  1. 2026-10-26 Threatist record created from CVE-2026-116800
  2. 2026-10-27 Alias added: GHSA-vqg8-67mm-wh28
  3. 2026-10-27 Priority changed: MEDIUM → LOW
  4. 2026-11-02 CISA SSVC decision points changed

References

  • TI-2026-82233 OS command injection in AVideo-Encoder via forged streamer login CVSS 3.1CRITICAL 10.0
  • TI-2026-82232 Unauthenticated PHP code injection in AVideo-Encoder installer CVSS 3.1CRITICAL 10.0
  • TI-2026-29567 Code injection in WWBN AVideo CVSS 3.1CRITICAL 10.0
  • TI-2026-26095 AVideo Allows Unauthenticated Live Stream Control via Token Verification URL Override in control.json.php CVSS 3.1CRITICAL 9.4
  • TI-2026-25874 Improper access control in WWBN AVideo CVSS 3.1CRITICAL 10.0
  • TI-2026-25758 AVideo has an Unauthenticated SQL Injection via `doNotShowCats` Parameter (Backslash Escape Bypass) CVSS 3.1CRITICAL 9.8
See all 364 →

Sources