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Vulnerabilities

Vulnerability · CVE-2025-49006

Wasp (Web Application Specification) is a Rails-like framework for React, Node.js, and Prisma.

Published Jun 9, 2025 · catalog updated Jun 9, 2025 · Wasp (Web Application Specification)

Check if you run it

No confirmed exploitation is on record for CVE-2025-49006. EPSS is 0.44%. Act only if a listed version of Wasp (Web Application Specification) is installed.

Gaps on this record

  • The stored product name is a package slug. The name on this page is taken from the title (Wasp (Web Application Specification)).
  • No vendor fix or required action is stored. Compare the linked advisory before you change production.
Severity
High8.2
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
0.44%
Remediation
Version ranges on file
Affected products
vendor wasp-lang wasp < 0.16.6

Wasp (Web Application Specification) is a Rails-like framework for React, Node.js, and Prisma. Prior to version 0.16.6, Wasp authentication has a vulnerability in the OAuth authentication implementation (affecting only Keycloak with a specific config). Wasp currently lowercases OAuth user IDs before storing / fetching them. This behavior violates OAuth and OpenID Connect specifications and can result in user impersonation, account collisions, and privilege escalation. In practice, out of the OAuth providers that Wasp auth supports, only Keycloak is affected. Keycloak uses a lowercase UUID by d

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • vendor wasp-lang wasp < 0.16.6< 0.16.6

How to fix CVE-2025-49006

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

No confirmed exploitation is on record for CVE-2025-49006. EPSS is 0.44%. Act only if a listed version of Wasp (Web Application Specification) is installed.

Which versions are affected?

Compare what you have installed with wasp-lang wasp < 0.16.6 < 0.16.6. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

No weakness class is stored. EPSS 0.44%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Code

The project this record applies to. Exploit listings stay in References.

Timeline

Detection, updates, and resolution for this record.

  1. Jun 9, 2025 · EUVD

    Detected

    Wasp (Web Application Specification) is a Rails-like framework for React, Node.js, and Prisma. Prior to version 0.16.6, Wasp authentication has a vulnerability in the OAuth authentication implementation (affecting only Keycloak with a specific config). Wasp currently lowercases OAuth user IDs before storing / fetching them. This behavior violates OAuth and OpenID Connect specifications and can res

  2. Jun 9, 2025 · EUVD

    Updated

    Wasp (Web Application Specification) is a Rails-like framework for React, Node.js, and Prisma. Prior to version 0.16.6, Wasp authentication has a vulnerability in the OAuth authentication implementation (affecting only Keycloak with a specific config). Wasp currently lowercases OAuth user IDs before storing / fetching them. This behavior violates OAuth and OpenID Connect specifications and can res

Sources

  • CVE.orgVulnerability recordCVE-2025-49006

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2025-49006

    30-day exploitation probability 0.4%

    first.org
  • EUVDVulnerability recordEUVD-2025-17468

    Wasp (Web Application Specification) is a Rails-like framework for React, Node.js, and Prisma. Prior to version 0.16.6, Wasp authentication has a vulnerability in the OAuth authentication implementation (affecting only Keycloak with a specific config). Wasp currently lowercases O

    euvd.enisa.europa.eu

References

Freshness

Last verified in this catalog Oct 18, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.