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CVE-2025-12781 base64.b64decode() always accepts "+/" characters, despite setting altchars
| Reporter | Title | Published | Views | Family All 63 |
|---|---|---|---|---|
 | CVE-2025-12781 | 21 Jan 202619:34 | – | attackerkb |
 | CVE-2025-12781 vulnerabilities | 28 Jan 202613:17 | – | cgr |
 | CVE-2025-12781 | 21 Jan 202621:21 | – | circl |
 | CPython security vulnerabilities | 21 Jan 202600:00 | – | cnnvd |
 | CVE-2025-12781 | 21 Jan 202619:34 | – | cve |
 | CVE-2025-12781 | 21 Jan 202619:34 | – | debiancve |
 | EUVD-2026-3598 | 21 Jan 202619:34 | – | euvd |
 | CVE-2025-12781 | 21 Jan 202620:16 | – | nvd |
 | python315-3.15.0~a3-4.1 on GA media (moderate) | 6 Feb 202600:00 | – | opensuse |
| python314-3.14.3-1.1 on GA media (moderate) | 15 Feb 202600:00 | – | opensuse |
10
[
{
"defaultStatus": "unaffected",
"modules": [
"base64"
],
"product": "CPython",
"repo": "https://github.com/python/cpython",
"vendor": "Python Software Foundation",
"versions": [
{
"version": "0",
"lessThan": "3.13.10",
"status": "affected",
"versionType": "python"
},
{
"version": "3.14.0",
"lessThan": "3.14.1",
"status": "affected",
"versionType": "python"
},
{
"version": "3.15.0a1",
"lessThan": "3.15.0a2",
"status": "affected",
"versionType": "python"
}
]
}
]Data
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22 Jan 2026 20:12Current
CVSS 46.3
EPSS0.00513