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Vulnerability record · CVE-2023-39851 · published 15 August 2023

CVE-2023-39851: Webchess project webchess sql injection vulnerability

WWebchess Project · Webchess

webchess v1.0 was discovered to contain a SQL injection vulnerability via the $playerID parameter at mainmenu.php. NOTE: this is disputed by a third party who indicates that the playerID is a session variable controlled by the server, and thus cannot be used for exploitation.

9.8 CVSS 3.1 Critical EPSS 0.85% · top 43.6% CWE-89 · SQL injection
9.8CVSS 3.1 base score
0.85%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
4References, 2 tagged exploit
17 Jun 2026Last modified by NVD

Description

webchess v1.0 was discovered to contain a SQL injection vulnerability via the $playerID parameter at mainmenu.php. NOTE: this is disputed by a third party who indicates that the playerID is a session variable controlled by the server, and thus cannot be used for exploitation.

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

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://github.com/KLSEHB/vulnerability-report/blob/main/webchess_CVE-2023-39851 ExploitThird Party Advisory
https://sourceforge.net/projects/webchess Product
https://github.com/KLSEHB/vulnerability-report/blob/main/webchess_CVE-2023-39851 ExploitThird Party Advisory
https://sourceforge.net/projects/webchess Product

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2023-39851), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.