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CVE-2025-8088

high

Description

A path traversal vulnerability affecting the Windows version of WinRAR allows the attackers to execute arbitrary code by crafting malicious archive files. This vulnerability was exploited in the wild and was discovered by Anton Cherepanov, Peter Košinár, and Peter Strýček from ESET.

References

https://www.welivesecurity.com/en/eset-research/update-winrar-tools-now-romcom-and-others-exploiting-zero-day-vulnerability/

https://www.theregister.com/2025/08/11/russias_romcom_among_those_exploiting/

https://www.securityweek.com/russian-hackers-exploited-winrar-zero-day-in-attacks-on-europe-canada/

https://www.infosecurity-magazine.com/news/winrar-zero-day-exploited-romcom/

https://www.helpnetsecurity.com/2025/08/11/winrar-zero-day-cve-2025-8088/

https://www.bleepingcomputer.com/news/security/details-emerge-on-winrar-zero-day-attacks-that-infected-pcs-with-malware/

https://therecord.media/winrar-zero-day-exploited-romcom-paper-werewolf-goffee-hackers

https://thehackernews.com/2025/08/winrar-zero-day-under-active.html

https://securityaffairs.com/180967/hacking/phishing-attacks-exploit-winrar-flaw-cve-2025-8088-to-install-romcom.html

https://www.bleepingcomputer.com/news/security/winrar-zero-day-flaw-exploited-by-romcom-hackers-in-phishing-attacks/

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

Details

Source: Mitre, NVD

Published: 2025-08-08

Updated: 2025-08-08

Risk Information

CVSS v2

Base Score: 7.5

Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:P

Severity: High

CVSS v3

Base Score: 9.8

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Severity: Critical

CVSS v4

Base Score: 8.4

Vector: CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

Severity: High

EPSS

EPSS: 0.00016

Vulnerability Watch

Tenable Research has classified this CVE under the following Vulnerability Watch classification, which includes active and historical (inactive) classifications. You can learn more about these classifications on our blog.

Vulnerability of Interest