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CVE-2026-2709

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CVE-2026-2709

Published: Feb 19, 2026

Modified: Feb 23, 2026

PUBLISHED

CVSS v3.1

3.5

LOW

Description

A flaw has been found in busy up to 2.5.5. The affected element is an unknown function of the file source-code/busy-master/src/server/app.js of the component Callback Handler. Executing a manipulation of the argument state can lead to open redirect. It is possible to launch the attack remotely. The exploit has been published and may be used. The project was informed of the problem early through an issue report but has not responded yet.

VendorProductVersions

n/a

busy

affected
2.5.0
affected
2.5.1
affected
2.5.2
affected
2.5.3
affected
2.5.4

+1 more versions

Weaknesses (CWE)

CWE-601

CVSS v3.1 Details

CVSS v3.1 Vector

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

Required

Scope

Unchanged

Confidentiality

None

Integrity

Low

Availability

None

References

VDB-346661 | busy Callback app.js redirect
vdb-entry
technical-description

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