OCTOBER 9, 2026
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Case File

CVE-2026-100697

HIGH · CVSS 8.6 EPSS 0.31% Public Exploit

Source: NVD + CISA KEV + EPSS · Published 2026-09-26 · Last synced 2026-10-09

CyberRota Analysis

AI-Generated

Adminer versions 6.0.0 and 6.0.1 are vulnerable to a pre-authentication server-side request forgery when using the ClickHouse driver, allowing unauthenticated attackers to send requests to arbitrary internal URLs. This vulnerability can lead to internal network reconnaissance and exposure of sensitive information, such as internal error messages and configuration details. Organizations using affected versions of Adminer should prioritize patching to version 6.0.2 to mitigate the risk.

Public Exploit Signal

A public exploit, PoC, GitHub repository or Metasploit reference was detected for this CVE.

GitHub PoC Links

Note: these links are listed for security research and verification purposes only.

CVE
CVE-2026-100697
Severity
HIGH
CVSS
8.6
EPSS
0.31%

Original NVD Description

Adminer 6.0.0 through 6.0.1, when the official ClickHouse driver plugin (plugins/drivers/clickhouse.php, rewritten in 6.0.0) is loaded, is vulnerable to pre-authentication server-side request forgery. An unauthenticated attacker can submit auth[driver]=clickhouse with auth[server] set to an arbitrary URL (for example http://127.0.0.1:18089), causing the Adminer server to issue an HTTP POST containing 'SELECT version()' to that host. In rootQuery(), if the target returns a status outside 200-299 (other than 401/403), the raw HTTP response body is assigned to the connection error and rendered on the login page, so the attacker receives the full response body of the internal service. This enables internal network/port reconnaissance and disclosure of sensitive information contained in internal error pages (stack traces, internal hostnames, file paths, configuration identifiers). Fixed in Adminer 6.0.2.