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AII-1001-08807
ReportedReported by fewer than three independent publishers, with no official finding.

Jailbreak vulnerability affects multiple AI models via "Technical Guide Reconstruction" tactic

A jailbreak vulnerability affecting multiple AI models was disclosed that allows attackers to bypass safety guardrails by framing prohibited requests as technical guide reconstruction using roleplay and escalating precision demands. The flaw enables extraction of normally-blocked procedural instructions.

19 February 2026 Β· Meta Β· Security and cyberattacks
19 February 2026
AII-1001-08807View source β†—
Quick facts
Category
Security and cyberattacks
Source
0din.ai
Date
19 February 2026
Drafted by
Raidu Incident Detection

What happened

A guardrail jailbreak vulnerability was discovered affecting multiple deployed AI models. The flaw allows an attacker to frame a prohibited request as the reconstruction of a fictional or third party technical guide, combining authoritative roleplay, perspective shifting, and escalating precision requirements to legitimize the task and suppress safety checks.

Reported impact

The vulnerability allows extraction of highly detailed procedural instructions that would normally be blocked by model safety measures.

Classification

Category
Security and cyberattacks
Harm status
Potential harm
Intent
Unknown
Timing
Post-deployment
Harm types
Public interest
Harmed
General public
Failure modes
Jailbreak, Manipulation or dark pattern, Content moderation failure
Consequences
None recorded
AI systems
Meta LLaMa 3.3, Meta LLaMa 4 Scout, Mistral 8B, Mistral Large, GPT-4o mini

Sources and evidence

This record was researched and written by the Index, based on the following original reporting.

0din.ai
0din.ai Disclosure