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Fencer Vulns
low 2.0

CVE-2026-115358 json

OpenBao before 2.6.3 Sensitive Data Leak in Audit Log via Malformed Parameters

published 2026-10-22 17 d ago modified 2026-10-29 11 d ago also BIT-openbao-2026-115358 , EUVD-2026-108283 , GHSA-8xxq-mq9m-xmhw

cvss
2.0
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.2%
EPSS 0.2% chance of exploitation in 30 days, percentile 9%
public exploits
0
none known

Summary

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.

Patch / fix

  • bitnami openbao 2.6.3, 2.7.1
  • openbao openbao 2.6.3, 2.7.1

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2026-115358 updated cvss 2.0

github.com/openbao/openbao: github.com/openbao/openbao/sdk: OpenBao: Information disclosure via malformed plugin parameters in audit logs

  • Red Hat All currently supported Red Hat products
    not affected: vulnerable code not present

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

CISA SSVC

Exploitation
none
Automatable
no
Technical impact
partial
Assessed
11 d ago

Exploit prediction

0.19% chance of exploitation in the next 30 days, higher than 9% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CNA 4.0 2.0 CVSS:4.0/AV:N/AC:L/AT:P/PR:H/UI:P/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N
CNA 3.1 2.0 CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:U/C:L/I:N/A:N
CNA 4.0 2.0 CVSS: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/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Affected packages

ecosystem package affected fixed in
bitnami openbao
<2.6.3
>=2.7.0, <2.7.1
2.6.3
2.7.1

Affected products

  • openbao openbao

Classification

Weakness
  • CWE-532 Insertion of Sensitive Information into Log File

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

CPEs and fixed versions use Anchore's correction of NVD's data: Added CPE configurations because not yet analyzed by NVD.