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National Vulnerability Database

National Vulnerability Database

NVD

National Vulnerability Database
  1. Vulnerabilities

CVE-2025-7207 Detail

Description

A vulnerability, which was classified as problematic, was found in mruby up to 3.4.0-rc2. Affected is the function scope_new of the file mrbgems/mruby-compiler/core/codegen.c of the component nregs Handler. The manipulation leads to heap-based buffer overflow. An attack has to be approached locally. The exploit has been disclosed to the public and may be used. The name of the patch is 1fdd96104180cc0fb5d3cb086b05ab6458911bb9. It is recommended to apply a patch to fix this issue.


Metrics

 
NVD enrichment efforts reference publicly available information to associate vector strings. CVSS information contributed by other sources is also displayed.
CVSS 4.0 Severity and Vector Strings:

NIST CVSS score
NIST: NVD
N/A
NVD assessment not yet provided.

Nist CVSS score does not match with CNA score
CNA:  VulDB
CVSS-BT 1.9 LOW
Vector:  CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P

References to Advisories, Solutions, and Tools

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URL Source(s) Tag(s)
https://github.com/mruby/mruby/commit/1fdd96104180cc0fb5d3cb086b05ab6458911bb9 VulDB Patch 
https://github.com/mruby/mruby/issues/6509 CISA-ADP, VulDB Exploit  Issue Tracking 
https://github.com/mruby/mruby/issues/6509#event-17145516649 VulDB Exploit  Issue Tracking 
https://github.com/user-attachments/files/19619499/mruby_crash.txt VulDB Exploit 
https://vuldb.com/?ctiid.315156 VulDB Permissions Required  VDB Entry 
https://vuldb.com/?id.315156 VulDB Third Party Advisory  VDB Entry 
https://vuldb.com/?submit.607683 VulDB Third Party Advisory  VDB Entry 

Weakness Enumeration

CWE-ID CWE Name Source
CWE-787 Out-of-bounds Write cwe source acceptance level NIST  
CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer VulDB  
CWE-122 Heap-based Buffer Overflow VulDB  

Known Affected Software Configurations Switch to CPE 2.2

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Change History

4 change records found show changes

Quick Info

CVE Dictionary Entry:
CVE-2025-7207
NVD Published Date:
07/08/2025
NVD Last Modified:
04/28/2026
Source:
VulDB