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Bright Security launches STAR Fuzzer for agentic application fuzzing

Original title: Bright Security Introduces STAR Fuzzer, Agentic Fuzzing That Writes Its Own Harnesses and Proves Every Finding

CSO Online ()10 min read2 · 1 read
AI summary · x-ai/grok-4.7Summaries by Vani AI

Bright says an open-source run found High or Critical issues in 45% of projects tested, with ten findings in eight projects.

Bright Security announced STAR Fuzzer, a mode of its Bright STAR platform that uses AI agents to pick security-critical functions and write harnesses, then an evolutionary engine to search for crashes, memory exhaustion and memory-safety bugs without a running application. The company says confirmed findings include a byte-exact payload and can be delivered in a pull request. It says the first open-source research run found High or Critical issues in 45% of projects tested, and the first month produced ten published findings in eight projects, including the Crystal standard library, htop and RIOT OS.

Unconfirmed: The 45% figure and the ten findings are Bright Security's own claims, not independently verified here.

Key facts
  • STAR Fuzzer is available now at brightsec.com/fuzzer.
  • Named early targets include the Crystal standard library, htop and RIOT OS.
  • The search engine is evolutionary, not an LLM, according to Bright.
  • Bright says every finding is replayed in a fresh container before filing.
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From the original article

10 min read at csoonline.com

Built on an evolutionary engine first released in 2018, STAR Fuzzer by Bright Security finds crashes, memory exhaustion and memory-safety bugs in security-critical code without a running application.

A short excerpt; the article and its images belong to the publisher. Summary, key facts and assessment above are AI-written from the article and can be wrong.