Out of Bound Read in Ruby JSON Library Version 2.10.0
CVE-2025-27788

7.5HIGH

Key Information:

Vendor

Ruby

Status
Json
Vendor
CVE Published:
12 March 2025

What is CVE-2025-27788?

The Ruby JSON library, starting from version 2.10.0 and prior to version 2.10.2, is susceptible to an out-of-bounds read vulnerability due to a specially crafted document. This may lead to a crash of the application. Users are advised to update to version 2.10.2, which addresses this issue, as no known workarounds are available.

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Affected Version(s)

json >= 2.10.0, < 2.10.2

References

https://github.com/ruby/json/security/advisories/GHSA-9m3...
x_refsource_CONFIRM
https://github.com/ruby/json/commit/c56db31f800d5d5083897...
x_refsource_MISC
https://github.com/ruby/json/releases/tag/v2.10.2
x_refsource_MISC

CVSS V3.1

Score:
7.5
Severity:
HIGH
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

JSON
.