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OWASP GenAI Exploit Round-up Report Q1 2026

Source: OWASP GenAI Security(opens in a new tab)
Published: April 15, 2026
Record updated: October 9, 2026

Summary

The OWASP GenAI Security Project's Q1 2026 round-up consolidates major AI-related security incidents and exploit disclosures from January 1 through April 11, 2026. It maps each incident to the OWASP Top 10 for LLM Applications 2025, the OWASP Top 10 for Agentic Applications 2026, and published AI CVEs where applicable. The source reports a shift from theoretical risk to real exploitation, with attackers targeting agent identities, orchestration layers and supply chains.

Details

Scores and exploitation

Disclosure date: April 15, 2026

Affected

Vendors: Anthropic,
OpenAI

Classification

Attack type: Data extraction,
Other
Attack sophistication: Moderate
AI component targeted: API
Impact: Confidentiality,
Integrity
Labels: security,
industry

How this record was produced

Summaries, mitigations and labels on this page are generated automatically from the source. The linked source is authoritative.

Original source: https://genai.owasp.org/2026/04/14/owasp-genai-exploit-round-up-report-q1-2026/?utm_source=rss&utm_medium=rss&utm_campaign=owasp-genai-exploit-round-up-report-q1-2026

First tracked: April 15, 2026 at 08:00 AM ET, from OWASP GenAI Security

Classifier: claude-haiku-5-5, prompt v4

Classifier confidence: 85% (self-assessed)

Corrections

2026-10-10: Severity changed from high to medium. Severity capped at medium. High and critical measure technical exploitability and are reserved for vulnerabilities and incidents; this record is a research publication.

All corrections

Summary

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