CVE-2026-89246

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.

Scoring

Severity
MEDIUM
CVSS base score
5.4
CVSS vector
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
CWE
CWE-1236
Published
2026-09-11
Last modified
2026-09-11

Affected products

Weakness type

Related vulnerabilities

Markdown version · Browse all CVEs