CVE-2026-84833

MEDIUM 4.3

ntegrals openbrowser Browser Agent Message Construction agent.ts resource consumption

CVSS Score

4.3

EPSS Score

0.0%

EPSS Percentile

0th

A vulnerability was found in ntegrals openbrowser up to 067fc45d649baa961750da8e2f4a75d87c5c75c8. Affected by this vulnerability is an unknown functionality of the file packages/core/src/agent/agent.ts of the component Browser Agent Message Construction. Performing a manipulation results in resource consumption. It is possible to initiate the attack remotely. The exploit has been made public and could be used. This product is using a rolling release to provide continious delivery. Therefore, no version details for affected nor updated releases are available. The vendor was contacted early about this disclosure but did not respond in any way.

CWE	CWE-400 CWE-404
Vendor	ntegrals
Product	openbrowser
Published	Sep 2, 2026
Last Updated	Sep 3, 2026

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CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L/E:P/RL:X/RC:R

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Scope

Confidentiality

Integrity

Availability

Affected Versions

ntegrals / openbrowser

067fc45d649baa961750da8e2f4a75d87c5c75c8

References

NVD ↗ CVE.org ↗ EPSS Data ↗

vuldb.com: https://vuldb.com/vuln/398080 vuldb.com: https://vuldb.com/vuln/398080/cti vuldb.com: https://vuldb.com/cve/CVE-2026-84833 vuldb.com: https://vuldb.com/submit/885464 github.com: https://github.com/outlookgp/CVE/tree/main/OpenBrowser_Message_Budget_DoS_Report

Credits

🔍 outlookgp (VulDB User) VulDB CNA Team