# Adminer vulnerabilities

Source: https://junglewise.ai/threats/technologies/adminer  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Updated: 9 November 2026, 03:07 UTC. Rebuilt every hour.  
Data: https://junglewise.ai/threats/technologies/adminer.json  
License: CC BY 4.0 with a link back

Junglewise Threat Intelligence has tracked 14 vulnerabilities in Adminer: 0 in the last 7 days and 12 in the last 90 days, 2 of them critical and 1 exploited in the wild. The most recent, CVE-2026-100697, was published on 26 September 2026. Nothing in the last four weeks, down from 1 vulnerability in the four before.

## Counts

- Last 7 days: 0
- Last 30 days: 0
- Last 90 days: 12
- All time: 14 (2 critical, 1 exploited in the wild)

## About Adminer

Adminer is a single-file PHP database management tool supporting multiple database systems.

## Latest Adminer vulnerabilities

- [CVE-2026-100697: Adminer server-side request forgery in ClickHouse driver](https://junglewise.ai/threats/cve-2026-100697-adminer-6-0-0-through-6-0-1-when-the-official-clickhouse-driver) (high, CVSS 8.6, published 26 Sep 2026)
- [CVE-2026-56706: Adminer CSRF token secret recovery via XOR masking](https://junglewise.ai/threats/cve-2026-56706-adminer-csrf-token-secret-recovery-via-xor-masking) (medium, CVSS 6.8, published 25 Aug 2026)
- [CVE-2026-56705: Adminer ODBC PDO DSN injection leading to RCE](https://junglewise.ai/threats/cve-2026-56705-adminer-odbc-pdo-dsn-injection-leading-to-rce) (critical, CVSS 9.8, published 25 Aug 2026)
- [CVE-2026-56704: Adminer cross-site scripting via MySQL version string](https://junglewise.ai/threats/cve-2026-56704-adminer-cross-site-scripting-via-mysql-version-string) (medium, CVSS 6.1, published 25 Aug 2026)
- [CVE-2026-56703: Adminer remote code execution via SQLite VACUUM INTO](https://junglewise.ai/threats/cve-2026-56703-adminer-remote-code-execution-via-sqlite-vacuum-into) (high, CVSS 7.2, published 25 Aug 2026)
- [CVE-2026-56702: Adminer AdminerFileUpload PHP file upload leading to RCE](https://junglewise.ai/threats/cve-2026-56702-adminer-adminerfileupload-php-file-upload-leading-to-rce) (high, CVSS 8.8, published 25 Aug 2026)
- [CVE-2026-34968: Adminer arbitrary file deletion in SQLite mode](https://junglewise.ai/threats/cve-2026-34968-adminer-arbitrary-file-deletion-in-sqlite-mode) (high, CVSS 8.1, published 25 Aug 2026)
- [CVE-2026-34967: Adminer arbitrary file write in sql-log plugin](https://junglewise.ai/threats/cve-2026-34967-adminer-arbitrary-file-write-in-sql-log-plugin) (medium, CVSS 5.4, published 25 Aug 2026)
- [CVE-2026-34964: Adminer server field SSRF via PDO DSN injection](https://junglewise.ai/threats/cve-2026-34964-adminer-server-field-ssrf-via-pdo-dsn-injection) (medium, CVSS 5.8, published 25 Aug 2026)
- [CVE-2026-34959: Adminer X-Forwarded-Prefix open redirect and cookie path hijacking](https://junglewise.ai/threats/cve-2026-34959-adminer-x-forwarded-prefix-open-redirect-and-cookie-path) (medium, CVSS 4.7, published 25 Aug 2026)
- [CVE-2026-16434: Adminer X-Forwarded-Prefix backslash bypass in cookie path validation](https://junglewise.ai/threats/cve-2026-16434-adminer-x-forwarded-prefix-backslash-bypass-in-cookie-path) (info, CVSS 2.3, published 25 Aug 2026)
- [CVE-2026-15686: Adminer multi_query Incorrect Check of Function Return Value Remote Code Execution](https://junglewise.ai/threats/cve-2026-15686-adminer-multi-query-incorrect-check-of-function-return-value) (high, CVSS 7.2, published 20 Aug 2026)
- [CVE-2026-63771: Vrana Adminer cookie injection via X-Forwarded-Prefix header](https://junglewise.ai/threats/cve-2026-63771-vrana-adminer-cookie-injection-via-x-forwarded-prefix-header) (high, CVSS 7.1, published 20 Jul 2026)
- [CVE-2021-21311: SSRF in adminer](https://junglewise.ai/threats/cve-2021-21311-adminer-ssrf-in-database-driver-bundling) (critical, exploited in the wild, CVSS 3.1, published 11 Feb 2021)

## Most severe Adminer vulnerabilities

- [CVE-2021-21311: SSRF in adminer](https://junglewise.ai/threats/cve-2021-21311-adminer-ssrf-in-database-driver-bundling) (critical, exploited in the wild, CVSS 3.1, published 11 Feb 2021)
- [CVE-2026-56705: Adminer ODBC PDO DSN injection leading to RCE](https://junglewise.ai/threats/cve-2026-56705-adminer-odbc-pdo-dsn-injection-leading-to-rce) (critical, CVSS 9.8, published 25 Aug 2026)
- [CVE-2026-56702: Adminer AdminerFileUpload PHP file upload leading to RCE](https://junglewise.ai/threats/cve-2026-56702-adminer-adminerfileupload-php-file-upload-leading-to-rce) (high, CVSS 8.8, published 25 Aug 2026)
- [CVE-2026-100697: Adminer server-side request forgery in ClickHouse driver](https://junglewise.ai/threats/cve-2026-100697-adminer-6-0-0-through-6-0-1-when-the-official-clickhouse-driver) (high, CVSS 8.6, published 26 Sep 2026)
- [CVE-2026-34968: Adminer arbitrary file deletion in SQLite mode](https://junglewise.ai/threats/cve-2026-34968-adminer-arbitrary-file-deletion-in-sqlite-mode) (high, CVSS 8.1, published 25 Aug 2026)
- [CVE-2026-56703: Adminer remote code execution via SQLite VACUUM INTO](https://junglewise.ai/threats/cve-2026-56703-adminer-remote-code-execution-via-sqlite-vacuum-into) (high, CVSS 7.2, published 25 Aug 2026)
- [CVE-2026-15686: Adminer multi_query Incorrect Check of Function Return Value Remote Code Execution](https://junglewise.ai/threats/cve-2026-15686-adminer-multi-query-incorrect-check-of-function-return-value) (high, CVSS 7.2, published 20 Aug 2026)
- [CVE-2026-63771: Vrana Adminer cookie injection via X-Forwarded-Prefix header](https://junglewise.ai/threats/cve-2026-63771-vrana-adminer-cookie-injection-via-x-forwarded-prefix-header) (high, CVSS 7.1, published 20 Jul 2026)
- [CVE-2026-56706: Adminer CSRF token secret recovery via XOR masking](https://junglewise.ai/threats/cve-2026-56706-adminer-csrf-token-secret-recovery-via-xor-masking) (medium, CVSS 6.8, published 25 Aug 2026)
- [CVE-2026-56704: Adminer cross-site scripting via MySQL version string](https://junglewise.ai/threats/cve-2026-56704-adminer-cross-site-scripting-via-mysql-version-string) (medium, CVSS 6.1, published 25 Aug 2026)

## Vulnerabilities per week

Nothing in the last four weeks, down from 1 vulnerability in the four before.

| Week of | Vulns | Critical | Exploited |
| --- | --- | --- | --- |
| 17 Aug 2026 | 1 | 0 | 0 |
| 24 Aug 2026 | 10 | 1 | 0 |
| 31 Aug 2026 | 0 | 0 | 0 |
| 7 Sep 2026 | 0 | 0 | 0 |
| 14 Sep 2026 | 0 | 0 | 0 |
| 21 Sep 2026 | 1 | 0 | 0 |
| 28 Sep 2026 | 0 | 0 | 0 |
| 5 Oct 2026 | 0 | 0 | 0 |
| 12 Oct 2026 | 0 | 0 | 0 |
| 19 Oct 2026 | 0 | 0 | 0 |
| 26 Oct 2026 | 0 | 0 | 0 |
| 2 Nov 2026 | 0 | 0 | 0 |
| 9 Nov 2026 | 0 | 0 | 0 |

## Sources

NVD, GitHub Security Advisories, OSV, the CISA Known Exploited Vulnerabilities catalog, FIRST EPSS and vendor advisories. Rebuilt every hour. Cite as: Junglewise Threat Intelligence, "Adminer vulnerabilities", https://junglewise.ai/threats/technologies/adminer, 9 November 2026.