CVE-2025-11683
BaseFortify
Publication date: 2025-10-16
Last updated on: 2026-03-09
Assigner: CPANSec
Description
Description
CVSS Scores
EPSS Scores
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Meta Information
Affected Vendors & Products
| Vendor | Product | Version / Range |
|---|---|---|
| toddr | yaml | to 1.36 (exc) |
Helpful Resources
Exploitability
| CWE ID | Description |
|---|---|
| CWE-119 | The product performs operations on a memory buffer, but it reads from or writes to a memory location outside the buffer's intended boundary. This may result in read or write operations on unexpected memory locations that could be linked to other variables, data structures, or internal program data. |
Attack-Flow Graph
AI Powered Q&A
Can you explain this vulnerability to me?
This vulnerability in YAML::Syck versions before 1.36 for Perl is caused by missing null terminators in the code, specifically in token.c. This leads to an out-of-bounds read, allowing the program to read adjacent variables in memory. The issue occurs with complex YAML files containing a hash of all keys with empty values. However, there is no indication that memory outside the module's allocated space is accessed.
How can this vulnerability impact me? :
The vulnerability can lead to potential information disclosure by reading adjacent variables in memory due to out-of-bounds reads. This could expose sensitive data processed by the YAML::Syck module when handling complex YAML files.