CVE-2026-57476
4.8
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N
Summary
Deloitte AI Assist for Customer exposed unauthenticated API endpoints that allowed an attacker with knowledge of additional parameters to read from or inject content into the retrieval-augmented generation (RAG) corpus. On 2026-03-25, AI Assist for Customer restricted network access and enforced authentication for the previously exposed endpoints.
Affected Software
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| Deloitte | AI Assist for Customer | 0 < 2026-03-25 | affected |
| Deloitte | AI Assist for Customer | 2026-03-25 | unaffected |
Weaknesses
- CWE-306: CWE-306 Missing Authentication for Critical Function
References
- https://zerotolerance.me/advisories/deloitte-aiassist-ascend-2026-vu487875/
- https://zerotolerance.me/advisories/assets/VU487875-deloitte-ascend-advisory.pdf
- https://raw.githubusercontent.com/cisagov/CSAF/develop/csaf_files/IT/white/2026/va-26-191-01.json
- https://www.cve.org/CVERecord?id=CVE-2026-57474
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