Securing Web Agents with the Compile-Then-Execute Paradigm

Reported by arXiv cs.CR (Annabella Chow, Jinhao Zhu, Sylvie Venuto, Abdulaziz Alharbi, Basel Alomair, Raluca Popa, David Wagner, Julien Piet)

Summary by Cyber Security News5 Nov 2026, 06:00 CET

About this summary. This is a short excerpt from the description that arXiv cs.CR published with its article. Cyber Security News did not report or verify the underlying story. Read the original: https://arxiv.org/abs/2611.06039

arXiv:2611.06039v1 Announce Type: new Abstract: Web agents commonly follow the ReAct paradigm, selecting each action from runtime observations that inherently mix trusted and untrusted content. This design makes their control flow vulnerable to prompt injections embedded in webpages. We introduce Baya, a compile-then-execute web agent designed to prevent prompt-injection-driven control-flow hijacking by design.

Read the full article at arXiv cs.CR →

Source attribution: headline and facts are from arXiv cs.CR (arxiv.org). Summary method: excerpt of the source description. See our source attribution policy.

Related coverage

Quoting Paul Ford

Anthropic won’t fix a Claude Dispatch flaw that could let attackers execute remote commands across corporate boundaries

🏴☠️ Thegentlemen has just published a new victim : RedBlink Technologies

A Hybrid Approach for Automated Security Pattern Recovery

Beyond the Landing Page: Website Blocking, Tracker Visibility, and Human Alignment in Automated Web Crawls

Clear Human Web: Where a Person Vouches for Every Client