{"cve":"CVE-2026-4937","nvd":{"published":"2026-08-19T21:16:55.570","modified":"2026-08-25T20:33:37.260","status":"Analyzed","description":"IBM PowerVM Hypervisor FW1110.00 through FW1110.20, FW1060.00 through FW1060.71, and FW950.00 through FW950.H2 could allow a local attacker with administrative privileges to decrypt encrypted data due to certain hypervisor calls utilizing less entropy than requested.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:N/A:N","score":6.0},"cwes":["CWE-331"],"references":["https://www.ibm.com/support/pages/node/7283900"],"products":["ibm:power_system_e1050_\\(9043-mrx\\)_firmware","ibm:power_system_e1080_\\(9080-hex\\)_firmware","ibm:power_system_e1150_\\(9043-mru\\)_firmware","ibm:power_system_e1180_\\(9080-heu\\)_firmware","ibm:power_system_e950_\\(9040-mr9\\)_firmware","ibm:power_system_e980_\\(9080-m9s\\)_firmware","ibm:power_system_h922_\\(9223-22s\\)_firmware","ibm:power_system_h924_\\(9223-42s\\)_firmware","ibm:power_system_l1022_\\(9786-22h\\)_firmware","ibm:power_system_l1024_\\(9786-42h\\)_firmware","ibm:power_system_l1122_\\(9856-22h\\)_firmware","ibm:power_system_l1124_\\(9856-42h\\)_firmware","ibm:power_system_s1012_\\(9028-21b\\)_firmware","ibm:power_system_s1014_\\(9105-41b\\)_firmware","ibm:power_system_s1022_\\(9105-22a\\)_firmware","ibm:power_system_s1022s_\\(9105-22b\\)_firmware","ibm:power_system_s1024_\\(9105-42a\\)_firmware","ibm:power_system_s1114_\\(9824-41b\\)_firmware","ibm:power_system_s1122_\\(9824-22a\\)_firmware","ibm:power_system_s1122s_\\(9824-22b\\)_firmware","ibm:power_system_s1124_\\(9824-42a\\)_firmware","ibm:power_system_s914_\\(9009-41g\\)_firmware","ibm:power_system_s922_\\(9009-22g\\)_firmware","ibm:power_system_s924_\\(9009-42g\\)_firmware"],"source":"nvd","synced_at":"2026-10-19T22:49:38.260478770+00:00"},"epss":{"cve":"CVE-2026-4937","score":0.00132,"percentile":0.02727,"date":"2026-11-01"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}