---
id: "INC-polymarket-cmtguqimh03kh0wo1bi9fi2qd"
page: "https://infrastack.ai/live/INC-polymarket-cmtguqimh03kh0wo1bi9fi2qd"
kind: "incident"
aliases: []
title: "Polymarket: Issues with delayed open order read responses"
severity: "unknown"
cvss: null
epss: null
exploited: false
status: "resolved"
category: "vendor"
products: [{"name": "Polymarket", "fixed": [], "affected": "", "ecosystem": "vendor"}]
ecosystems: ["vendor"]
tags: ["incident", "ops", "polymarket", "vendor"]
not_affected_if: []
published_at: "2026-08-31T06:23:02+00:00"
first_seen_at: "2026-11-08T17:00:44+00:00"
updated_at: "2026-11-08T17:03:16+00:00"
sources: [{"source": "statuspage", "url": "https://status.polymarket.com/incident/cmtguqimh03kh0wo1bi9fi2qd", "first_seen_at": "2026-11-08T17:00:44+00:00"}]
exploit_sources: []
---

# Polymarket: Issues with delayed open order read responses

Link for people: https://infrastack.ai/live/INC-polymarket-cmtguqimh03kh0wo1bi9fi2qd (this .md is for agents)

## Affected

- vendor:Polymarket affected range not listed fixed no fixed version listed

## Timeline

- 2026-11-08T17:00:44+00:00 statuspage https://status.polymarket.com/incident/cmtguqimh03kh0wo1bi9fi2qd

## From the sources

Type: Incident
    Duration: 4 hours and 25 minutes

    Affected Components: Predictions Trading API (CLOB)
    Aug 31, 10:47:41 GMT+0 - Resolved - This incident has been resolved. Aug 31, 10:23:58 GMT+0 - Monitoring - The fix has been applied and we will remain in cancel-only mode until 10:40am UTC before trading resumes. Aug 31, 09:40:29 GMT+0 - Identified - The fix for the issue is still being applied. We are targeting 11:00am UTC for full trading resumption, with cancel-only mode for at least 15 minutes beforehand. Aug 31, 08:29:16 GMT+0 - Identified - A fix for the issue is in progress. We are targeting to resume trading by latest 10:00am UTC, but will send an updated ETA as we have it. There will be 15 minutes of cancel-only before trading resumes. Aug 31, 06:30:48 GMT+0 - Identified - We are pausing trading while we continue to address this incident. There will be a cancel-only mode before trading is resumed. Aug 31, 06:23:02 GMT+0 - Investigating - We are currently investigating this incident.

---

_Free to read, with fair use of about 60 pages a minute. For higher limits or API access: sales@infrastack.ai_