Researchers demo CSP-bypass attack chain stealing data from Copilot
Security researchers demonstrated attacks on Microsoft Copilot: a Varonis-found flaw leaked an undocumented URL in refusals, which could be chained with CSP bypass and memory poisoning to persistently exfiltrate data.
2026-08-24 ~ 2026-08-24 · 2 related posts
- Episode 1: Researchers Trick Microsoft Copilot Into Revealing Its Own Exploits(2026-08-18, 3 posts)
- Episode 2: Microsoft Patches Copilot Flaw That Let One Click Steal Data(2026-08-20, 3 posts)
- Episode 3: Researchers demo CSP-bypass attack chain stealing data from Copilot(2026-08-24, 2 posts)
- Copilot Hack: Leaked URL Parameter Allowed Autorun Attacks — jonerp · 2026-08-24
- Copilot Exfiltration via CSP Bypass and Memory Poisoning — wunderwuzzi23 · 2026-08-24