WinRAR Known Exploited Vulnerability - 20250812001

Overview

The WASOC has been made aware of reports for exploitation in the wild of a vulnerability impacting WinRAR products.

What is vulnerable?

Product(s) Affected	Version(s)	CVE	CVSS	Severity
WinRAR	All versions prior to 7.13	CVE-2025-8088	8.4	High

What has been observed?

There have been reports of exploitation in the wild. The WA SOC has not received any reports of exploitation of this vulnerability on Western Australian Government networks at the time of writing.

Recommendation

The WA SOC recommends administrators apply the solutions as per vendor instructions to all affected devices within expected timeframes (refer Patch Management):

• WinRAR: https://www.win-rar.com/singlenewsview.html?&L=0&tx_ttnews%5Btt_news%5D=283&cHash=a64b4a8f662d3639dec8d65f47bc93c5

Additional Resources

• ArsTechnica: https://arstechnica.com/security/2025/08/high-severity-winrar-0-day-exploited-for-weeks-by-2-groups/