THREAT OPS › Threat News › [NVD] CVE-2026-78208 (HIGH 7.5) — exceljs through 4.4.0 contains a path traversal vulnerability in the Workbook.addImage() function that fails to validate file paths. Attackers can supply arbitrary file paths to read any file accessible to the Node.js process and embed it in the generated workbook.
[NVD] CVE-2026-78208 (HIGH 7.5) — exceljs through 4.4.0 contains a path traversal vulnerability in the Workbook.addImage() function that fails to validate file paths. Attackers can supply arbitrary file paths to read any file accessible to the Node.js process and embed it in the generated workbook.
CVE-2026-78208 CVSS: 7.5 HIGH Published: 2026-08-24T01:16:58.280
exceljs through 4.4.0 contains a path traversal vulnerability in the Workbook.addImage() function that fails to validate file paths. Attackers can supply arbitrary file paths to read any file accessible to the Node.js process and embed it in the generated workbook.
Indicators of compromise
- CVE-2026-78208cve
Original source: https://nvd.nist.gov/vuln/detail/CVE-2026-78208