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CVE-2026-54686

Warp: DCS lifecycle hook spoofing can alter terminal session metadata

Published
Last modified
published
Not listed in CISA KEV
Fix
Fixed in 0.2026.05.13.09.15.stable_01
1 proof of concept on GitHub
  • Exploitation: none
  • Automatable: no
  • Technical impact: partial

Summary

Warp is an agentic development environment. From 0.2021.04.25.23.05.stable_00 until 0.2026.05.06.15.42.stable_01, Warp accepted certain state-mutating terminal lifecycle hooks from the PTY stream without verifying that the hooks were emitted by Warp's shell integration for the active session. An attacker who could cause a victim to view attacker-controlled terminal output in Warp could spoof selected lifecycle metadata, including the current working directory reported for the active block or SSH session transport metadata. This vulnerability is fixed in 0.2026.05.06.15.42.stable_01.

Timeline

  1. CVE published
  2. CISA SSVC assessment

    Exploitation: none · Automatable: no · Technical impact: partial

  3. Record last updated

Affected versions

  • warpdotdev warp

    From 0.2021.04.25.23.05.stable_00 · fixed in 0.2026.05.13.09.15.stable_01

References 4

GitHub · warpdotdev/warp

GitHub · Saku0512/CVE-2026-54686-poc