GHSA-VP6J-3F4X-2QRH
Vulnerability from github – Published: 2026-10-30 12:31 – Updated: 2026-10-30 12:31phpMyAdmin through 5.2.3 contains a missing re-authentication vulnerability that allows authenticated attackers to remove two-factor authentication by posting the 2fa key to /config/set. Attackers holding a hijacked session can submit key=2fa with a null JSON value to SetConfigController, stripping 2FA so later logins require only the MySQL password.
{
"affected": [],
"aliases": [
"CVE-2026-119429"
],
"database_specific": {
"cwe_ids": [
"CWE-620"
],
"github_reviewed": false,
"github_reviewed_at": null,
"nvd_published_at": "2026-10-30T12:16:40Z",
"severity": "MODERATE"
},
"details": "phpMyAdmin through 5.2.3 contains a missing re-authentication vulnerability that allows authenticated attackers to remove two-factor authentication by posting the 2fa key to /config/set. Attackers holding a hijacked session can submit key=2fa with a null JSON value to SetConfigController, stripping 2FA so later logins require only the MySQL password.",
"id": "GHSA-vp6j-3f4x-2qrh",
"modified": "2026-10-30T12:31:20Z",
"published": "2026-10-30T12:31:20Z",
"references": [
{
"type": "ADVISORY",
"url": "https://nvd.nist.gov/vuln/detail/CVE-2026-119429"
},
{
"type": "WEB",
"url": "https://github.com/phpmyadmin/phpmyadmin/pull/19087"
},
{
"type": "WEB",
"url": "https://github.com/phpmyadmin/phpmyadmin/commit/6482dfa28bd56d515f482b008b194a516646fe1b"
},
{
"type": "WEB",
"url": "https://github.com/phpmyadmin/phpmyadmin/commit/b2a3e41f1e9ce42d1ee3f07a91f476029987799f"
},
{
"type": "WEB",
"url": "https://abraxaslabs.tech/research/phpmyadmin-config-set-2fa"
},
{
"type": "WEB",
"url": "https://github.com/phpmyadmin/phpmyadmin"
},
{
"type": "WEB",
"url": "https://github.com/phpmyadmin/phpmyadmin/blob/RELEASE_5_2_3/libraries/classes/Controllers/Config/SetConfigController.php#L29-L41"
},
{
"type": "WEB",
"url": "https://www.vulncheck.com/advisories/phpmyadmin-through-5.2.3-two-factor-authentication-removal-via-config-set"
}
],
"schema_version": "1.4.0",
"severity": [
{
"score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N",
"type": "CVSS_V3"
},
{
"score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X",
"type": "CVSS_V4"
}
]
}
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