CVE-2026-77797— Velociraptor Prefetch parser out of bounds
Quick assessment
Affected
Rapid7 Velociraptor
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.
Velociraptor 的 prefetch 库中存在一个越界漏洞，该漏洞在解析某些格式错误的 prefetch 文件时可能导致程序崩溃。
Get alerts for future matching vulnerabilities
Log in to subscribe
I. Basic Information for CVE-2026-77797
Vulnerability Information
Have questions about the vulnerability? See if Shenlong's analysis helps!
View Shenlong Deep Dive ↗
Although we use advanced large model technology, its output may still contain inaccurate or outdated information.Shenlong tries to ensure data accuracy, but please verify and judge based on the actual situation.
Vulnerability Title
Velociraptor Prefetch parser out of bounds
Source: CVE Program / CVE List V5
Vulnerability Description
Velociraptor's prefetch library contains an out of bound vulnerability which may cause a crash when parsing certain malformed prefetch files.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:C/C:N/I:L/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
输入验证不恰当
Source: CVE Program / CVE List V5
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| Rapid7 | Velociraptor | 0 ~ 0.77.3 | - |
|
II. Public POCs for CVE-2026-77797
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POC
Premium
No public POC found.
Login to generate AI POCIII. Intelligence Information for CVE-2026-77797
请登录查看更多情报信息。
Other References for CVE-2026-77797 (2)
Same Patch Batch · Rapid7 · 2026-09-24 · 4 CVEs total
| CVE-2026-19072 | 9.9 CRITICAL | Velociraptor Investigator reaches SuperUser via hunt EffectivePrincipal |
| CVE-2026-89325 | 7.8 HIGH | Rapid7 Insight Agent: Uncontrolled search path element in InsightVM assessment content lea |
| CVE-2026-77798 | 6.5 MEDIUM | Velociraptor Authenticated Denial of Service |
IV. Related Vulnerabilities
Same product: Velociraptor
-
CVE-2026-77798
Velociraptor Authenticated Denial of Service -
CVE-2026-19072
Velociraptor Investigator reaches SuperUser via hunt Effecti -
CVE-2026-19584
Velociraptor VQL injection during notebook restore from back -
CVE-2026-19583
Velociraptor Required Permissions bypass by using client mon -
CVE-2026-19200
Velociraptor Analyst overwrites live built-in artifacts thro
Same vendor: Rapid7
-
CVE-2026-97228
Rapid7 Bulk Export MCP — GraphQL Query Injection in Export S -
CVE-2026-89325
Rapid7 Insight Agent: Uncontrolled search path element in In -
CVE-2026-77798
Velociraptor Authenticated Denial of Service -
CVE-2026-19072
Velociraptor Investigator reaches SuperUser via hunt Effecti -
CVE-2026-19584
Velociraptor VQL injection during notebook restore from back
Same weakness: CWE-20
-
CVE-2026-12267
Authenticated PowerShell Injection in DNS Query Resolution P -
CVE-2026-12268
Authenticated PowerShell Injection leads to RCE -
CVE-2026-88771
A remote code execution vulnerability exists due to improper -
CVE-2026-100833
Contrast before 1.23.1 Image Substitution via Policy Generat -
CVE-2026-100699
Nodemailer before 10.0.9 Malformed Envelope Recipient via RF
V. Comments for CVE-2026-77797
No comments yet