CVE-2026-5638 Details
Description
A vulnerability was detected in HerikLyma CPPWebFramework up to 3.1. This issue affects some unknown processing. Performing a manipulation results in path traversal. Remote exploitation of the attack is possible. The exploit is now public and may be used. The project was informed of the problem early through an issue report but has not responded yet.
A path traversal vulnerability has been identified in HerikLyma CPPWebFramework versions through 3.1. This vulnerability allows remote attackers to read arbitrary files on the host system by exploiting the framework's handling of user-supplied URLs. The application concatenates these URLs with the web root path without properly sanitizing them, enabling attackers to bypass directory restrictions and access sensitive files, such as the framework's configuration file (CPPWeb.ini). The vulnerability is present in an unknown function and has been publicly disclosed, with an available exploit.
Metrics
CVSS 4.0 Severity and Vector Strings:
VolerionCVSS 3.x Severity and Vector Strings:
No data available for CVSS Version 2.0 on this CVE.
Volerion
Assessed Apr 6, 2026CISA-ADP
Assessed Apr 6, 2026References to Advisories, Solutions, and Tools
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| URL | Source(s) | Tag(s) |
|---|---|---|
| https://github.com/HerikLyma/CPPWebFramework/ | [email protected] | ProductVendor |
| https://github.com/HerikLyma/CPPWebFramework/issues/40 | [email protected] | ExploitIssue TrackingTechnical DescriptionVendor |
| https://github.com/HerikLyma/CPPWebFramework/issues/40#issue-4118436068 | [email protected] | ExploitIssue TrackingTechnical DescriptionVendor |
| https://vuldb.com/submit/785952 | [email protected] | ExploitTechnical Description |
| https://vuldb.com/vuln/355426 | [email protected] | AdvisoryExploitPartial Content |
| https://vuldb.com/vuln/355426/cti | [email protected] | Content Wall |
Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| CWE-22 | Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') | [email protected] |
Affected Products
| Product | Versions |
|---|---|
| HerikLyma CPPWebFramework | All versions |
CPE
Remediation
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Change History
3 change records found show changes
| Date | Action | Recorded By |
|---|---|---|
| Jun 17, 2026 | CVE Modified | [email protected] |
| Jun 17, 2026 | CVE Modified | CISA-ADP |
| Apr 6, 2026 | New CVE Received | [email protected] |