CVE-2022-27893

Credential disclosure via logged authentication headers

Published Nov 4, 2022 · Updated May 2, 2025

Credential exposure in Palantir Foundry's PI web connector 0.15.0 through 0.43.0 allows local users to read authentication secrets from logs. The plugin records outbound HTTP authentication headers, placing plaintext usernames and passwords or Kerberos tickets in Magritte agent logs. Exploitation requires access to restricted agent logs and affects only sources configured with Basic Authentication or Kerberos.

CVSS severity4.2
Medium
EPSS probability0.20%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Credential exposure in Palantir Foundry's PI web connector 0.15.0 through 0.43.0 allows local users to read authentication secrets from logs. The plugin records outbound HTTP authentication headers, placing plaintext usernames and passwords or Kerberos tickets in Magritte agent logs. Exploitation requires access to restricted agent logs and affects only sources configured with Basic Authentication or Kerberos.

The record

CVE
CVE-2022-27893
Published
Nov 4, 2022
Updated
May 2, 2025
Vendor
Palantir Technologies
Product
Foundry Magritte Plugin OSIsoft PI Web Connector
Classifications
CWE-532, T1552.001
Attack vector
local
Privileges
admin

Timeline

How it unfolded

  1. Nov 4, 2022CVE publishedPublication date reported by the CVE source.
  2. May 2, 2025Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

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Is a vulnerable build present?

Compare these published version ranges with your installed build and any vendor patches.

  1. Affected versionversion=next of 0.15.0 <unspecified
  2. Affected versionversion=unspecified <0.43.0

What conditions does exploitation require?

Attack vectorlocal
Required privilegesadmin

What is affected?

Palantir Technologies · Foundry Magritte Plugin OSIsoft PI Web Connectorversion=next of 0.15.0 <unspecified; version=unspecified <0.43.0

Published CVSS scores

4.2Palantir TechnologiesCVSS:3.1/AV:L/AC:L/PR:H/UI:R/S:U/C:H/I:N/A:N

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

Daily unique IPsNo honeypot observations are available for this CVE in the selected window.

No observations available

Sep 10, 2026Sep 16, 2026
Latest reporting daySep 16, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectorlocal
Privilegesadmin
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-532Insertion of Sensitive Information into Log File
T1552.001Unsecured Credentials: Credentials In Files

Public exploit references

No public exploit references are available in this record.

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Technologies

Your stack

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Your stack

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