CVE-2026-13410

Summary

Dancer::Plugin::Auth::Google versions through 0.07 for Perl have TLS verification disabled.

The default user agent is initialised with SSL_verify_mode explicitly disabled.

An attacker with network man-in-the-middle (MITM) capability between the Dancer application and googleapis.com can intercept the OAuth2 token exchange and userinfo fetch, return a forged access_token and user profile, and be logged in to the Dancer application as any Google user.

Affected Software

Weaknesses

• CWE-295: CWE-295 Improper Certificate Validation

Workarounds

There is no caller-side override.

Apply the patch.

ADP Enrichment

CVE Program Container

Additional References

• http://www.openwall.com/lists/oss-security/2026/07/17/8

CISA ADP Vulnrichment

• SSVC:
• Exploitation: none
  • Automatable: yes
  • Technical Impact: partial

References

• https://github.com/garu/Dancer-Plugin-Auth-Google/pull/5
• https://security.metacpan.org/patches/D/Dancer-Plugin-Auth-Google/0.07/CVE-2026-13410-r1.patch
• https://metacpan.org/pod/Furl#HTTPS-requests-claims-warnings!

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