CVE-2026-102697

Ollama versions 0.14.0 before 0.31.2 contain an incorrect authorization vulnerability in the experimental agent mode Bash tool approval mechanism that fails to properly parse shell syntax. Attackers who can influence model output through prompt injection can execute additional shell commands by appending control operators like semicolons or logical operators to approved commands, bypassing the session approval requirement.

CVSS 4.0

8.5CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

CVSS 3.1

7.8CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

EPSS

0.1% chance of exploitation in the next 30 days; higher than 3% of CVEs (scores of 2026-10-25)

CWE

CWE-863

Published

2026-09-29

Modified

2026-09-29

Record from

the NVD, synced 2026-10-19

References

• https://github.com/ollama/ollama
• https://github.com/ollama/ollama/blob/v0.31.1/x/agent/approval.go#L204-L206
• https://github.com/ollama/ollama/blob/v0.31.1/x/agent/approval.go#L389
• https://github.com/ollama/ollama/commit/a2b3a5e9a3956bc0700a8505580c11faf4da09b5
• https://github.com/ollama/ollama/releases/tag/v0.31.2

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