joncampbell123 doslib 20250729 memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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6.4$0-$5k0.86

Summaryinfo

A vulnerability labeled as critical has been found in joncampbell123 doslib 20250729. This affects an unknown part. Executing a manipulation can lead to memory corruption. The identification of this vulnerability is CVE-2026-33851. The attack can only be executed locally. There is no exploit available. The affected component should be upgraded.

Detailsinfo

A vulnerability classified as critical was found in joncampbell123 doslib 20250729. This vulnerability affects an unknown part. The manipulation with an unknown input leads to a memory corruption vulnerability. The CWE definition for the vulnerability is CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

Improper Restriction of Operations within the Bounds of a Memory Buffer vulnerability in joncampbell123 doslib.This issue affects doslib: before doslib-20250729.

The advisory is shared for download at github.com. This vulnerability was named CVE-2026-33851 since 03/24/2026. The exploitation appears to be easy. The attack needs to be approached locally. There are neither technical details nor an exploit publicly available.

Upgrading to version 20250729 eliminates this vulnerability. Applying a patch is able to eliminate this problem. The bugfix is ready for download at github.com. The best possible mitigation is suggested to be upgrading to the latest version.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2026-14754). Once again VulDB remains the best source for vulnerability data.

Productinfo

Vendor

Name

Version

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.5
VulDB Meta Temp Score: 6.4

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA Base Score: 7.8
CNA Vector (GovTech CSG): 🔒

CVSSv2info

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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Memory corruption
CWE: CWE-119
CAPEC: 🔒
ATT&CK: 🔒

Physical: Partially
Local: Yes
Remote: Partially

Availability: 🔒
Status: Not defined

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: doslib 20250729
Patch: github.com

Timelineinfo

03/24/2026 Advisory disclosed
03/24/2026 +0 days CVE reserved
03/24/2026 +0 days VulDB entry created
03/28/2026 +4 days VulDB entry last update

Sourcesinfo

Product: github.com

Advisory: github.com
Status: Confirmed

CVE: CVE-2026-33851 (🔒)
GCVE (CVE): GCVE-0-2026-33851
GCVE (VulDB): GCVE-100-352684
EUVD: 🔒

Entryinfo

Created: 03/24/2026 07:32
Updated: 03/28/2026 15:13
Changes: 03/24/2026 07:32 (64), 03/24/2026 13:27 (1), 03/28/2026 15:13 (1)
Complete: 🔍
Cache ID: 216:749:103

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