CVE-2026-17501: Uncontrolled Recursion in ggml-org llama.cpp
A flaw has been found in ggml-org llama.cpp e15efe0. This vulnerability affects the function transform of the file common/json-schema-to-grammar.cpp of the component JSON-Schema-to-GBNF Conversion. This manipulation causes uncontrolled recursion. The attack may be initiated remotely. The pull request to fix this issue awaits acceptance.
AI Analysis
Technical Summary
The vulnerability CVE-2026-17501 affects the transform function in the file common/json-schema-to-grammar.cpp of the JSON-Schema-to-GBNF Conversion component in ggml-org's llama.cpp. The flaw causes uncontrolled recursion, which can be triggered remotely without authentication or user interaction. This can lead to resource exhaustion or denial of service conditions. Although a pull request to fix the issue exists, it has not yet been merged or officially released. No patch or official remediation is currently available.
Potential Impact
Successful exploitation of this vulnerability can cause uncontrolled recursion leading to resource exhaustion or denial of service. The attack can be initiated remotely without privileges or user interaction. There are no reports of active exploitation in the wild at this time.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. A pull request to fix the issue is pending acceptance. Until an official fix is released, users should monitor vendor communications for updates and consider limiting exposure of the affected component to untrusted inputs.
CVE-2026-17501: Uncontrolled Recursion in ggml-org llama.cpp
Description
A flaw has been found in ggml-org llama.cpp e15efe0. This vulnerability affects the function transform of the file common/json-schema-to-grammar.cpp of the component JSON-Schema-to-GBNF Conversion. This manipulation causes uncontrolled recursion. The attack may be initiated remotely. The pull request to fix this issue awaits acceptance.
CVSS v4.0
Score 6.9medium
Affected software
cpe:2.3:a:ggml-org:llama.cpp:*:*:*:*:*:*:*:*AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
The vulnerability CVE-2026-17501 affects the transform function in the file common/json-schema-to-grammar.cpp of the JSON-Schema-to-GBNF Conversion component in ggml-org's llama.cpp. The flaw causes uncontrolled recursion, which can be triggered remotely without authentication or user interaction. This can lead to resource exhaustion or denial of service conditions. Although a pull request to fix the issue exists, it has not yet been merged or officially released. No patch or official remediation is currently available.
Potential Impact
Successful exploitation of this vulnerability can cause uncontrolled recursion leading to resource exhaustion or denial of service. The attack can be initiated remotely without privileges or user interaction. There are no reports of active exploitation in the wild at this time.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. A pull request to fix the issue is pending acceptance. Until an official fix is released, users should monitor vendor communications for updates and consider limiting exposure of the affected component to untrusted inputs.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- VulDB
- Date Reserved
- 2026-07-26T17:33:47.225Z
- Cvss Version
- 4.0
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 6a66af679c2644c7f8dd00fb
Added to database: 07/27/2026, 01:07:51 UTC
Last enriched: 07/29/2026, 21:37:44 UTC
Last updated: 09/08/2026, 19:31:24 UTC
Views: 209
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