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Notion

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Notion says that by the morning of November 3 it had disconnected its systems from Fireworks and stopped all communication between its systems and Fireworks, and that on November 4 it deleted all its data in the Fireworks system.

Out of an abundance of caution, by the morning of November 3, Notion disconnected its systems from Fireworks, and stopped all communication between its systems and Fireworks. ... Out of an abundance of caution, on November 4, Notion deleted all its data in the Fireworks system.

Notion: Fireworks AI incident (security advisory, updated 12 November 2026) · Notion Labs · archived copy · checked 13 Nov 2026 · Cite this fact · the story

Notion's security advisory (updated version of November 12, 2026) says the Fireworks AI incident impacts fewer than 1% of Notion workspaces.

Updated version: November 12, 2026. This post informs you about the recent Fireworks AI Incident and how it’s impacting <1% of Notion workspaces.

Notion: Fireworks AI incident (security advisory, updated 12 November 2026) · Notion Labs · archived copy · checked 13 Nov 2026 · Cite this fact · the story

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Neither Fireworks' bulletins nor Notion's advisory, as opened on November 13, say that an AI model was used in the attack or name one.

The evidence indicates links to a cybercriminal threat actor group, which is financially motivated and aimed at selling tokens from unauthorized access to Large Language Models (LLMs)

Update on October 2026 security incident (Fireworks bulletin, last updated 9 November 2026) · Fireworks AI · archived copy · checked 13 Nov 2026 · Cite this fact · the story

Notion says it used Fireworks for classification jobs behind the Insights feature and as a general inference provider to serve open-weight models inside its product.

We used Fireworks for classification jobs to help customers understand their own AI usage through a feature in Notion called Insights, and we used them as a general inference provider to serve open-weight models inside our product.

Notion: Fireworks AI incident (security advisory, updated 12 November 2026) · Notion Labs · archived copy · checked 13 Nov 2026 · Cite this fact · the story

Notion says the Insights feature has been disabled while it investigates and that it is no longer serving open-weight models through Fireworks.

The Insights feature has been disabled as we investigate this incident, and we are no longer serving open-weight models through Fireworks.

Notion: Fireworks AI incident (security advisory, updated 12 November 2026) · Notion Labs · archived copy · checked 13 Nov 2026 · Cite this fact · the story

Notion recommends that affected customers treat the data as if it were exposed, and rotate any passwords, API keys or other credentials pasted into Notion AI during the incident timeframe.

We also recommend that affected customers treat this data as if it were exposed. If those with affected workspaces have pasted sensitive information, passwords, API keys, or other credentials into Notion AI during the timeframe of the incident, rotate them.

Notion: Fireworks AI incident (security advisory, updated 12 November 2026) · Notion Labs · archived copy · checked 13 Nov 2026 · Cite this fact · the story

Notion says it reached out to impacted customers on November 9, and on November 11 revoked exposed Notion API keys found in affected user messages.

On November 9, Notion reached out to impacted customers. ... On November 11, we revoked exposed Notion API keys that were found in affected user messages during our investigation.

Notion: Fireworks AI incident (security advisory, updated 12 November 2026) · Notion Labs · archived copy · checked 13 Nov 2026 · Cite this fact · the story

Notion says that on November 6 Fireworks notified it that malicious actors may have accessed potential customer data, and that on November 8 Fireworks confirmed the final impacted dataset.

On November 6, Fireworks notified Notion that malicious actors may have accessed potential customer data. ... On November 8, Fireworks confirmed the final impacted dataset.

Notion: Fireworks AI incident (security advisory, updated 12 November 2026) · Notion Labs · archived copy · checked 13 Nov 2026 · Cite this fact · the story

Notion's timeline says that on the evening of November 2 Fireworks notified Notion that a small set of data had been accessed by malicious actors, and that on investigation that dataset included Notion AI synthetic testing data and no Notion AI customer data.

On the evening of November 2, Fireworks notified Notion that a small set of data had been accessed by malicious actors. Upon investigation, the dataset included Notion AI synthetic testing data, and no Notion AI customer data was involved.

Notion: Fireworks AI incident (security advisory, updated 12 November 2026) · Notion Labs · archived copy · checked 13 Nov 2026 · Cite this fact · the story

Notion says that for the vast majority of impacted workspaces the transcripts were unattributable: not labeled with who wrote them or which workspace they came from, and without tool call results.

which for the vast majority of impacted workspaces were unattributable. "Unattributable" means the chats weren't labeled with who wrote them or which workspace they came from, and the transcripts did not contain tool call results.

Notion: Fireworks AI incident (security advisory, updated 12 November 2026) · Notion Labs · archived copy · checked 13 Nov 2026 · Cite this fact · the story

Notion says that on analysing the dataset Fireworks gave it on November 8, it found the dataset included Notion AI chat transcripts used for the Insights feature.

Upon analysis of the dataset Fireworks AI gave us on November 8, we discovered that it included Notion AI chat transcripts used for the Insights feature

Notion: Fireworks AI incident (security advisory, updated 12 November 2026) · Notion Labs · archived copy · checked 13 Nov 2026 · Cite this fact · the story

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