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Vulnerabilities

Security fix · CVE-2025-46834

Alchemy's Modular Account is a smart contract account that is compatible with ERC-4337 and ERC-6900.

Published May 15, 2025 · catalog updated May 19, 2025 · Alchemy's Modular Account is

Check if you run it

No confirmed exploitation is on record for CVE-2025-46834. EPSS is 0.40%. Act only if a listed version of Alchemy's Modular Account is is installed.

Gaps on this record

  • The stored product name is a package slug. The name on this page is taken from the title (Alchemy's Modular Account is).
  • No vendor fix or required action is stored. Compare the linked advisory before you change production.
Severity
Medium6.6
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
0.40%
Remediation
Advisory link
Affected products
vendor alchemyplatform modular-account = 2.0.0

Alchemy's Modular Account is a smart contract account that is compatible with ERC-4337 and ERC-6900. In versions on the 2.x branch prior to commit 5e6f540d249afcaeaf76ab95517d0359fde883b0, owners of Modular Accounts can grant session keys (scoped external keys) to external parties and would use the allowlist module to restrict which external contracts can be accessed by the session key. There is a bug in the allowlist module in that we don't check for the -> or path, effectively allowing any session key to bypass any access control restrictions set on the session key. Session keys are able to

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 alchemyplatform modular-account = 2.0.0= 2.0.0

How to fix CVE-2025-46834

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-2025-46834. EPSS is 0.40%. Act only if a listed version of Alchemy's Modular Account is is installed.

Which versions are affected?

Compare what you have installed with alchemyplatform modular-account = 2.0.0 = 2.0.0. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

No weakness class is stored. EPSS 0.40%. 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. May 15, 2025 · EUVD

    Detected

    Alchemy's Modular Account is a smart contract account that is compatible with ERC-4337 and ERC-6900. In versions on the 2.x branch prior to commit 5e6f540d249afcaeaf76ab95517d0359fde883b0, owners of Modular Accounts can grant session keys (scoped external keys) to external parties and would use the allowlist module to restrict which external contracts can be accessed by the session key. There is a

  2. May 19, 2025 · EUVD

    Updated

    Alchemy's Modular Account is a smart contract account that is compatible with ERC-4337 and ERC-6900. In versions on the 2.x branch prior to commit 5e6f540d249afcaeaf76ab95517d0359fde883b0, owners of Modular Accounts can grant session keys (scoped external keys) to external parties and would use the allowlist module to restrict which external contracts can be accessed by the session key. There is a

Sources

  • CVE.orgVulnerability recordCVE-2025-46834

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2025-46834

    30-day exploitation probability 0.4%

    first.org
  • EUVDVulnerability recordEUVD-2025-28073

    Alchemy's Modular Account is a smart contract account that is compatible with ERC-4337 and ERC-6900. In versions on the 2.x branch prior to commit 5e6f540d249afcaeaf76ab95517d0359fde883b0, owners of Modular Accounts can grant session keys (scoped external keys) to external partie

    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.