CVE-2026-45758
Malicious PyPI package 0.10.1 for guardrails-ai risks supply-chain integrity.
Is CVE-2026-45758 being exploited?
Not confirmed. CVE-2026-45758 does not appear in CISA's Known Exploited Vulnerabilities catalog, which records only exploitation that has been observed and reported publicly. That is evidence of absence of a report, not evidence the flaw is unattacked. EPSS currently estimates a 0.28% probability of exploitation in the next 30 days.
How severe is CVE-2026-45758?
CVE-2026-45758 is rated Critical with a CVSS score of 9.6. Severity describes how bad exploitation would be, not how likely it is: pair it with exploitation evidence before deciding what to patch first.
Is there a patch for CVE-2026-45758?
Yes. A fix has been recorded for CVE-2026-45758. The vendor advisory is the authority on the exact fixed version — apply it from there rather than from a summary.
What does CVE-2026-45758 affect?
CVE-2026-45758 affects guardrails-ai 0.10.1 (PyPI), Python environments, PyPI ecosystem. Confirm the exact affected versions against the vendor advisory before deciding you are exposed.
What should I do about CVE-2026-45758?
Upgrade to 0.10.2 or downgrade to 0.10.0; rotate credentials if 0.10.1 used.
Exploitation status reflects CISA's KEV catalog as we last synced it. Check the catalog directly.
Supply-chain risk: installing 0.10.1 may run malicious code and access credentials; no exfiltration observed.
Patch when possible
- affected= 0.10.1
As published in the CVE Program record. A version outside these ranges is not a statement that it is unaffected — vendors sometimes understate a range, and distribution-backported builds carry upstream numbers that do not reflect what was patched into them.