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9.8
CVSS
Critical

CVE-2025-55346

PUBLISHED

Unintended dynamic code execution leads to remote code execution by network attackers

Exploited in the wild Remote Low complexity No user interaction
Vendor
—
Product
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Published
Aug 14, 2025
EPSS
0.1% · 17% pctl

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Description

User-controlled input flows to an unsafe implementation of a dynamic Function constructor, allowing network attackers to run arbitrary unsandboxed JS code in the context of the host, by sending a simple POST request.

Weaknesses (CWE)

  • CWE-94

    Improper Neutralization of Special Elements used in a Command ('Command Injection')

CVSS scores

CVSS v3.1 9.8 Critical

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Exploitation status

Exploited in the wild

Recorded 2026-06-01 00:00:00 UTC · Source

References

Known exploited vulnerability sources

Catalogues that list this CVE as a known exploited vulnerability.

Source Added
The Shadowserver (via CIRCL) First 2026-06-01 00:00 UTC

Timeline

  • CVE ID Reserved

  • CVE Published to Public

  • Added to KEVIntel