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High 9.2

OpenMage magento-lts before 20.18.2 Account Takeover via Predictable Confirmation Key

CVE-2026-128047 First seen on SecPulse

Summary

OpenMage magento-lts before 20.18.2 and 21.0.0-beta pre-releases before 21.0.0-beta3 generate customer email-confirmation keys with md5(uniqid()) and customer and administrator password-reset tokens with the non-cryptographic uniqHash(). Unauthenticated attackers can brute-force the roughly 20-bit c...

Affected packages

PackageAffected → Fixed
OpenMagemagento-lts
≥ 21.0.0-beta1, < 21.0.0-beta3→ 21.0.0-beta3
Original description The description as published by the source.

OpenMage magento-lts before 20.18.2 and 21.0.0-beta pre-releases before 21.0.0-beta3 generate customer email-confirmation keys with md5(uniqid()) and customer and administrator password-reset tokens with the non-cryptographic uniqHash(). Unauthenticated attackers can brute-force the roughly 20-bit confirmation key via the unrate-limited confirmAction endpoint to log in as pending customers, or predict administrator reset tokens after recovering generator state.

Source: CVE.org (CVE Program・cvelistV5) NVD

References

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