Vulnerability · Published Oct 26, 2026 · Assigned by VulDB
CVE-2026-116275AllenAI AllenNLP Registrable Configuration Machinery registrable.py Registrable.resolve_class_name code injection
Medium 6.3
In plain English
A medium-severity code injection in AllenNLP from AllenAI. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.3% (higher than 22% of all known vulnerabilities).
Official description
A vulnerability was found in AllenAI AllenNLP up to 2.10.1. This impacts the function Registrable.resolve_class_name of the file allennlp/common/registrable.py of the component Registrable Configuration Machinery. Performing a manipulation of the argument Type results in code injection. The attack may be initiated remotely. The exploit has been made public and could be used. The vendor was contacted early about this disclosure but did not respond in any way. This vulnerability only affects products that are no longer supported by the maintainer.
Affected products (as reported)
Weakness: CWE-94, CWE-74 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L/E:P/RL:X/RC:C
References
- VDB-426304 | AllenAI AllenNLP Registrable Configuration Machinery registrable.py Registrable.resolve_class_name code injection vdb-entry, technical-description
- VDB-426304 | CTI Indicators (IOB, IOC, TTP, IOA) signature, permissions-required
- CVE-2026-116275 | CVE Analysis and Report third-party-advisory
- Submit #1011308 | AllenAI AllenNLP 2.10.1 Use of Externally-Controlled Input to Select Classes or Code third-party-advisory
- https://github.com/3em0/cve_repo/blob/main/2026/AllenNLP_2.10.1_Unsafe_Reflective_Instantiation_RCE_in_FromParams_Configuration_Handling.md exploit