All vulnerabilities
CVE-2026-18857

OPENBMC: This Power System update is being released to address

IBM OPENBMC
Open in ThreatlineRecord JSON
CVSS
3.4Low
ExploitationNo known exploitationNot in CISA KEV, which does not prove it is unexploitedCISA KEV
Exploit odds (EPSS)0.11%Chance of exploitation activity in the next 30 days, higher than 1% of CVEs. Scored 23 Oct 2026FIRST EPSS
Fixed inNone listedNo source names a fixed version. Check the vendor advisory below
Published24 Sep 2026Updated 24 Sep 2026CVE List

What fixes it

No source in this snapshot names a fixed version. The vendor advisories under References are the place to check.

Description

IBM OPENBMC FW1120.00 through FW1120.01, FW1110.00 through FW1110.31, and FW1060.00 through FW1060.81 is affected by a vulnerability in the BMC firmware management interface. The host system can cause the BMC firmware management service to crash or allow a limited amount of BMC internal memory to be read, resulting in a confidentiality and availability impact to the managed system.

Text from CVE List

Affected versions 3

  • OPENBMCaffected: FW1120.00 through FW1120.01CVE List
  • OPENBMCaffected: FW1110.00 through FW1110.31CVE List
  • OPENBMCaffected: FW1060.00 through FW1060.81CVE List

References 1