CVE-2026-15310 in Python

Resumen

por MITRE • 2026-08-25

When decompressing crafted zip files using the bzip/LZMA/Zstandard

compressions, Python could use an attacker-controlled size to

pre-allocate memory, possibly resulting in memory exhaustion.

If you want to get best quality of vulnerability data, you may have to visit VulDB.

• Responsable: PSF
• Reservar: 2026-07-09
• Divulgación: 2026-08-25
• Moderación: aceptado
• Artículo: VDB-395069
• CPE: listo
• CWE: CWE-789 (confirmado)
• CVSS: 3.5 (VulDB)
• EPSS: 0.00000
• KEV: no
• Actividades: muy bajo
• Sector: Finance, Chemical, ...

Fuentes

• MITRE: https://www.cve.org/CVERecord?id=CVE-2026-15310
• NVD: https://nvd.nist.gov/vuln/detail/CVE-2026-15310
• CVE Details: https://www.cvedetails.com/cve/CVE-2026-15310/