CVE-2026-18816: Improper Authentication in Baserow
CVE-2026-18816 is an improper authentication vulnerability in Baserow affecting versions 2.3.0, 2.3.1, and 2.3.2. It involves the verify function in the two-factor authentication (2FA) verify endpoint. The vulnerability can be exploited remotely but requires high complexity and is difficult to exploit. The issue is resolved by upgrading to version 2.3.3.
AI Analysis
Technical Summary
This vulnerability in Baserow up to version 2.3.2 affects the verify function of the 2FA verify endpoint located in backend/src/baserow/api/two_factor_auth/views.py. Improper authentication may occur due to this flaw, potentially allowing an attacker to bypass authentication mechanisms. Exploitation is remote but characterized by high complexity and difficulty. The vendor responded promptly and released version 2.3.3 to address the issue.
Potential Impact
The vulnerability allows improper authentication through the 2FA verify endpoint, which could enable unauthorized access. However, the CVSS score of 2.3 and the description indicate the impact is low, with no known exploits in the wild and high complexity required for exploitation.
Mitigation Recommendations
Upgrade Baserow to version 2.3.3 or later, as this version contains the fix for the improper authentication vulnerability. No other specific mitigations are indicated.
CVE-2026-18816: Improper Authentication in Baserow
Description
CVE-2026-18816 is an improper authentication vulnerability in Baserow affecting versions 2.3.0, 2.3.1, and 2.3.2. It involves the verify function in the two-factor authentication (2FA) verify endpoint. The vulnerability can be exploited remotely but requires high complexity and is difficult to exploit. The issue is resolved by upgrading to version 2.3.3.
CVSS v4.0
Score 2.3low
Affected software
Baserow
cpe:2.3:a:baserow:baserow:*:*:*:*:*:*:*:*Run on your own infrastructure? Check whether these packages are installed with threat-finder — our free open-source scanner.
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability in Baserow up to version 2.3.2 affects the verify function of the 2FA verify endpoint located in backend/src/baserow/api/two_factor_auth/views.py. Improper authentication may occur due to this flaw, potentially allowing an attacker to bypass authentication mechanisms. Exploitation is remote but characterized by high complexity and difficulty. The vendor responded promptly and released version 2.3.3 to address the issue.
Potential Impact
The vulnerability allows improper authentication through the 2FA verify endpoint, which could enable unauthorized access. However, the CVSS score of 2.3 and the description indicate the impact is low, with no known exploits in the wild and high complexity required for exploitation.
Mitigation Recommendations
Upgrade Baserow to version 2.3.3 or later, as this version contains the fix for the improper authentication vulnerability. No other specific mitigations are indicated.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- VulDB
- Date Reserved
- 2026-08-04T12:54:06.562Z
- Cvss Version
- 4.0
- State
- PUBLISHED
Threat ID: 6a7331b6bf8831d539e55e2b
Added to database: 08/05/2026, 12:51:02 UTC
Last enriched: 08/12/2026, 15:46:18 UTC
Last updated: 09/19/2026, 10:01:30 UTC
Views: 60
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