SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityDeferred

CVE-2026-115358

OpenBao before 2.6.3 contains an information disclosure vulnerability that allows attackers to leak sensitive data into audit logs by sending malformed plugin parameters.

LOW 2.0EPSS 0.19%

Does this matter?

Lower severity and a low EPSS score (0.19%). Track it; it rarely justifies an emergency change on its own.

Description

OpenBao before 2.6.3 contains an information disclosure vulnerability that allows attackers to leak sensitive data into audit logs by sending malformed plugin parameters. Attackers can submit requests with malformed TypeKVPair or TypeHeader field values, causing error messages containing sensitive input to be recorded in audit logs.

CVSS 4.0
2.0 LOWCVSS:4.0/AV:N/AC:L/AT:P/PR:H/UI:P/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/M
EPSS
0.19% probability · 9th percentile
Public exploits
None in Exploit-DB
CISA KEV
Not listed
Weakness
CWE-532
Source
disclosure@vulncheck.com
EPSS trend
0%3%5%23 October 2026: 0.19%26 October 2026: 0.19%23 October 202626 October 2026

EPSS moved from 0.2% on 23 October 2026 to 0.2% on 26 October 2026.

Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.