[UPDATE] [medium] Cpython: Multiple vulnerabilities

CSIRTS triage

What

Multiple vulnerabilities allow a remote, authenticated attacker to manipulate files or execute arbitrary code.

Who is affected

Remote, authenticated attackers exploiting vulnerabilities in CPython.

Urgency

Remediation is medium urgency due to the potential for arbitrary code execution.

Action

Update to the latest version of CPython.

AI-assisted analysis generated from the source advisory — verify against the original.

Details

Source

CERT-Bund (BSI) Security Advisories (DE · national-cert · site)

Severity

medium

Published

2026-07-10

Exploitation

Not in CISA KEV at last sync

Language

Machine-translated to English — verify against the original

Original advisory: https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2026-0209

Exploitation outlook

EPSS (FIRST.org) estimates each CVE’s probability of exploitation in the next 30 days — here is the CSIRTS.com read on those numbers.

• Low exploitation riskCVE-2025-114680.55% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 42% of all scored CVEs.
• Low exploitation riskCVE-2025-153660.36% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 28% of all scored CVEs.
• Low exploitation riskCVE-2025-153670.32% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 23% of all scored CVEs.
• Low exploitation riskCVE-2025-152820.48% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 38% of all scored CVEs.
• Low exploitation riskCVE-2026-06720.40% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 32% of all scored CVEs.
• Low exploitation riskCVE-2026-12990.56% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 43% of all scored CVEs.
• Low exploitation riskCVE-2026-08650.46% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 37% of all scored CVEs.

Referenced CVEs

Same CVEs, other sources

How other CERTs, PSIRTs and databases cover the vulnerabilities in this advisory.

• high[NEW] [high] Dell PowerProtect Data Domain: Multiple vulnerabilitiescert-bund
• unknownUSN-8509-1: Python vulnerabilitiesubuntu

Recent advisories for Cpython

A cluster of recent advisories against the same product widens the attack surface — attackers routinely chain freshly published CVEs on one product, so review these together.

• high[NEW] [high] CPython: Vulnerability allows Denial of Servicecert-bund · 2026-07-10
• low[UPDATE] [low] CPython: Vulnerability allows file manipulationcert-bund · 2026-07-10
• medium[UPDATE] [medium] CPython: Vulnerability allows bypassing security measurescert-bund · 2026-07-10
• low[UPDATE] [low] CPython: Vulnerability allows unspecified attackcert-bund · 2026-07-10
• medium[UPDATE] [medium] cPython: Vulnerability allows Denial of Servicecert-bund · 2026-07-10
• low[UPDATE] [low] CPython: Vulnerability allows Denial of Servicecert-bund · 2026-07-10

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