CVE-2025-8088
HIGHCVE-2025-8088 is a high-severity (CVSS 8.8) CWE-35 vulnerability in dtsearch dtsearch. It is in CISA's Known Exploited Vulnerabilities catalog (added 2025-08-12) and has been used in ransomware campaigns — treat it as actively exploited and patch now. O3 Security detects and blocks CVE-2025-8088 exploitation at runtime via eBPF exploit-chain detection and L7 egress monitoring, even on unpatched systems.
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…
Exploitation Status
Actively exploited in the wild
- Confirmed by CISA's Known Exploited Vulnerabilities catalog on 2025-08-12 — including use in ransomware campaigns. Federal agencies were required to remediate by 2025-09-02.
- A successful exploit gives an attacker total control of the affected component, not partial access.
Exploitation and automatability from CISA (KEV catalog and SSVC triage) for CVE-2025-8088.
EPSS Exploitation Probability
EPSS (Exploit Prediction Scoring System) is a daily probability model maintained by FIRST.org. It estimates the likelihood a CVE will be exploited in production environments within the next 30 days, derived from real-world threat intelligence signals.
How urgent is this, really
CVE-2025-8088 plotted by exploitation likelihood (EPSS) against impact (CVSS). The shaded corner — EPSS 50%+ and CVSS 7.0+ — is where this CVE sits: patch-first territory.
Where this sits among everything scored
Of 368,770 CVEs with a current EPSS score, this one falls in the ≥ 90% band (highlighted). Real counts from FIRST.org, not a sample — log-scaled since the landscape is heavily right-skewed.
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.
Affected Products
dtsearchdtsearchwinrarrarlabResearch use only. For defensive security, authorized penetration testing, and academic research only. Never execute exploit code against systems without explicit written authorization.
sxyrxyy/CVE-2025-8088-WinRAR-Proof-of-Concept-PoC-Exploit-
CVE-2025-8088 WinRAR Proof of Concept (PoC-Exploit)
onlytoxi/CVE-2025-8088-Winrar-Tool
Advanced WinRAR Path Traversal Exploit Tool for CVE-2025-8088
hexsecteam/CVE-2025-8088-Winrar-Tool
A sophisticated GUI tool for creating malicious RAR archives that exploi
knight0x07/WinRAR-CVE-2025-8088-PoC-RAR
WinRAR 0day CVE-2025-8088 PoC RAR Archive
pentestfunctions/CVE-2025-8088-Multi-Document
Exploit systems using older WinRAR without knowing their username (unlik
aldisakti2/CVE-2025-8088-BUILDER-Winrar-Tool
CVE-2025-8088-BUILDER
AdityaBhatt3010/CVE-2025-8088-WinRAR-Zero-Day-Path-Traversal
An engaging walkthrough on uncovering, patching, and securing the WinRAR
jordan922/CVE-2025-8088
Python tool for safe archive handling, path traversal awareness, and sec
pentestfunctions/best-CVE-2025-8088
Winrar CVE exploitation before 7.13 using multiple ADS streams on a sing
kitsuneshade/WinRAR-Exploit-Tool---Rust-Edition
A high-performance, memory-safe implementation of the WinRAR CVE-2025-80
Detection & mitigation playbook
Vendor / applianceDetect
Inventory every dtsearch dtsearch deployment and check each version against the affected-products list above. Because the exploit targets the running system rather than your application code, also watch for remote code execution at the network and runtime layer — O3 flags the exploit behaviour from runtime telemetry and egress traffic even before a vulnerable build is confirmed.
Fix
Apply the dtsearch dtsearch security patch or hotfix for CVE-2025-8088 on the affected version, following the vendor advisory for your exact build.
Workarounds
Cut exposure now: restrict the management/admin interface to trusted networks, segment the device, and apply the vendor's recommended configuration mitigations and any WAF/IPS signature. O3's runtime protection blocks the exploit chain at execution, holding the line on unpatched or end-of-life systems until you can patch.
How O3 protects you
O3 detects and blocks CVE-2025-8088 exploitation at runtime: eBPF exploit-chain detection, plus L7 egress monitoring that catches the post-exploitation callback and severs the attacker's outbound channel.
Tailored to CVE-2025-8088. Runtime protection reduces exposure until a permanent patch is applied and verified — it complements patching, it doesn't replace it.
Frequently Asked Questions
Is CVE-2025-8088 being exploited in your environment?
O3's eBPF runtime sensors and L7 egress monitoring detect and block the CVE-2025-8088 exploit chain at execution — protecting unpatched and end-of-life systems until the vendor patch is applied.