What is CVE-2026-41104?

CVE-2026-41104 is a critical-severity vulnerability in Microsoft Planetary Computer Pro (Geocatalog), classified under Deserialization of Untrusted Data. CVSS score: 10.0/10. Published 2026-05-22.

How severe is CVE-2026-41104?

Critical severity. CVSS v3 base score is 10.0 out of 10.

Deserialization in Microsoft Planetary Computer Pro (Geocatalog)

CVE-2026-41104

Deserialization of untrusted data in Microsoft Planetary Computer Pro allows an unauthorized attacker to disclose information over a network.

Vulnerability class: Insecure Deserialization

Published 2026-05-22 · last modified 2026-07-23.

CVSS v3 metric

CVSS v3 base score 10.0 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.009 (60.4th percentile), scored 2026-11-04.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 60th percentile — 60.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.017 · newest: 0.009 · change: -0.008

Affected products

Weakness classification (CWE)

CWE-502 — Deserialization of Untrusted Data

References

Microsoft Planetary Computer Pro Information Disclosure Vulnerability (vendor-advisory, patch, Vendor Advisory)

Frequently asked questions

What is CVE-2026-41104?: CVE-2026-41104 is a critical-severity vulnerability in Microsoft Planetary Computer Pro (Geocatalog), classified under Deserialization of Untrusted Data. CVSS score: 10.0/10. Published 2026-05-22.
How severe is CVE-2026-41104?: Critical severity. CVSS v3 base score is 10.0 out of 10.