CVE-2026-3805

Published: Mar 11, 2026 Last Modified: Mar 12, 2026
ExploitDB:
Other exploit source:
Google Dorks:
HIGH 7,5
Source: 134c704f-9b21-4f2e-91b3-4a467353bcc0
Attack Vector: network
Attack Complexity: low
Privileges Required: none
User Interaction: none
Scope: unchanged
Confidentiality: none
Integrity: none
Availability: high

Description

AI Translation Available

When doing a second SMB request to the same host again, curl would wrongly use
a data pointer pointing into already freed memory.

EPSS (Exploit Prediction Scoring System)

Trend Analysis

EPSS (Exploit Prediction Scoring System)

Prevede la probabilità di sfruttamento basata su intelligence sulle minacce e sulle caratteristiche della vulnerabilità.

EPSS Score
0,0004
Percentile
0,1th
Updated

EPSS Score Trend (Last 7 Days)

416

Use After Free

Stable
Abstraction: Variant Structure: Simple
Common Consequences
Security Scopes Affected:
Integrity Availability Confidentiality
Potential Impacts:
Modify Memory Dos: Crash, Exit, Or Restart Execute Unauthorized Code Or Commands
Applicable Platforms
Languages: C, C++, Memory-Unsafe
Likelihood of Exploit: High
View CWE Details
Application

Curl by Haxx

Product Information
Vendor Haxx
Product Curl
Version Range Affected
From 8.13.0 (inclusive)
To 8.19.0 (exclusive)
cpe:2.3:a:haxx:curl:*:*:*:*:*:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
https://curl.se/docs/CVE-2026-3805.html
https://curl.se/docs/CVE-2026-3805.html
https://curl.se/docs/CVE-2026-3805.json
https://curl.se/docs/CVE-2026-3805.json
https://hackerone.com/reports/3591944
https://hackerone.com/reports/3591944
http://www.openwall.com/lists/oss-security/2026/03/11/4
http://www.openwall.com/lists/oss-security/2026/03/11/4