CVE-2026-0824
Unknown Unknown - Not Provided
Cross-Site Scripting in QuestDB Web Console Allows Remote Attack

Publication date: 2026-01-10

Last updated on: 2026-04-29

Assigner: VulDB

Description
A security flaw has been discovered in questdb ui up to 1.11.9. Impacted is an unknown function of the component Web Console. The manipulation results in cross site scripting. The attack can be executed remotely. The exploit has been released to the public and may be used for attacks. Upgrading to version 1.1.10 is recommended to address this issue. The patch is identified as b42fd9f18476d844ae181a10a249e003dafb823d. You should upgrade the affected component. The vendor confirmed early that the fix "is going to be released as a part of QuestDB 9.3.0" as well.
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Meta Information
Published
2026-01-10
Last Modified
2026-04-29
Generated
2026-06-16
AI Q&A
2026-01-10
EPSS Evaluated
2026-06-15
NVD
CVE-2026-0824
Affected Vendors & Products
Showing 3 associated CPEs
Vendor Product Version / Range
questdb questdb_ui to 1.11.9 (inc)
questdb questdb_ui 1.1.10
questdb questdb 9.3.0
Helpful Resources
Exploitability
CWE
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KEV
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CWE ID Description
CWE-79 The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.
CWE-94 The product constructs all or part of a code segment using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the syntax or behavior of the intended code segment.
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Executive Summary

This vulnerability is a security flaw in the QuestDB Web Console component up to version 1.11.9 that allows an attacker to perform cross-site scripting (XSS). This means an attacker can inject malicious scripts into the web interface, which can be executed by users remotely. The vulnerability has been publicly disclosed and an exploit is available. Upgrading to version 1.1.10 or later is recommended to fix this issue.

Impact Analysis

The vulnerability can impact you by allowing attackers to execute malicious scripts in the context of the QuestDB Web Console. This can lead to unauthorized actions such as stealing user session data, performing actions on behalf of users, or delivering malware. Since the attack can be executed remotely, it poses a risk to the security and integrity of the system and its users.

Mitigation Strategies

The immediate step to mitigate this vulnerability is to upgrade the affected QuestDB UI component to version 1.1.10 or later, as this version contains the patch that fixes the cross site scripting issue.

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