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GHSA-5fjh-wjgp-25ph

Опубликовано: 29 апр. 2026
Источник: github
Github: Не прошло ревью
CVSS4: 7.7
CVSS3: 9.8

Описание

Ollama for Windows does not perform integrity or authenticity verification of downloaded update executables. Unlike other platforms, the Windows implementation of the update verification routine unconditionally returns success so no digital signature or trust validation is performed before staging or executing update payloads, enabling attacker‑supplied executables to be accepted and later executed by the application.

Critically, Ollama for Windows performs silent automatic updates, so the malicious payload may be installed automatically without user awareness.

Maintainers of this project were notified early about this vulnerability, but didn't respond with the details of vulnerability or vulnerable version range. Versions from 0.12.10 to 0.17.5 were tested and confirmed as vulnerable, other versions were not tested but might also be vulnerable.

Ollama for Windows does not perform integrity or authenticity verification of downloaded update executables. Unlike other platforms, the Windows implementation of the update verification routine unconditionally returns success so no digital signature or trust validation is performed before staging or executing update payloads, enabling attacker‑supplied executables to be accepted and later executed by the application.

Critically, Ollama for Windows performs silent automatic updates, so the malicious payload may be installed automatically without user awareness.

Maintainers of this project were notified early about this vulnerability, but didn't respond with the details of vulnerability or vulnerable version range. Versions from 0.12.10 to 0.17.5 were tested and confirmed as vulnerable, other versions were not tested but might also be vulnerable.

EPSS

Процентиль: 31%
0.00379
Низкий

7.7 High

CVSS4

9.8 Critical

CVSS3

Дефекты

CWE-494

Связанные уязвимости

CVSS3: 9.8
nvd
3 месяца назад

Ollama for Windows does not perform integrity or authenticity verification of downloaded update executables. Unlike other platforms, the Windows implementation of the update verification routine unconditionally returns success so no digital signature or trust validation is performed before staging or executing update payloads, enabling attacker‑supplied executables to be accepted and later executed by the application. Critically, Ollama for Windows performs silent automatic updates, so the malicious payload may be installed automatically without user awareness. Maintainers of this project were notified early about this vulnerability, but didn't respond with the details of vulnerability or vulnerable version range. Versions from 0.12.10 to 0.17.5 were tested and confirmed as vulnerable, other versions were not tested but might also be vulnerable.

CVSS3: 9.8
fstec
3 месяца назад

Уязвимость системы запуска и управления большими языковыми моделями (LLM) Ollama, связанная с загрузкой кода без проверки его целостности, позволяющая нарушителю выполнить произвольный код

CVSS3: 9.8
fstec
3 месяца назад

Уязвимость системы запуска и управления большими языковыми моделями (LLM) Ollama, связанная с неверным ограничением имени пути к каталогу, позволяющая нарушителю выполнить произвольный код

EPSS

Процентиль: 31%
0.00379
Низкий

7.7 High

CVSS4

9.8 Critical

CVSS3

Дефекты

CWE-494