CVE-2026-89246
5.1
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:L/VI:L/VA:N/SC:L/SI:L/SA:N
Summary
WWBN AVideo through commit c3edcc274c389816d434acadac07ee78eaf330c1 contains a CSV formula injection vulnerability in the myComments.download.php endpoint that fails to sanitize spreadsheet formula prefixes in comment text. Authenticated users can inject formulas starting with =, +, -, or @ characters that execute when administrators or video owners open the exported CSV file in spreadsheet applications.
Affected Software
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| WWBN | AVideo | 0 <= c3edcc274c389816d434acadac07ee78eaf330c1 | affected |
Weaknesses
- CWE-1236: Improper Neutralization of Formula Elements in a CSV File
ADP Enrichment
CISA ADP Vulnrichment
- SSVC:
- Exploitation: poc
- Automatable: no
- Technical Impact: partial
Additional References
References
- https://github.com/WWBN/AVideo/security/advisories/GHSA-766f-9gfh-v4wj
- https://www.vulncheck.com/advisories/wwbn-avideo-csv-formula-injection-via-mycomments-download-php
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