How severe is CVE-2022-50237?

CVE-2022-50237 has a CVSS 3.x base score of 5.9, rated medium severity. It is exploitable over local access with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2022-50237 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (8th percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2022-50237?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2022-50237 have an EU (EUVD) identifier?

Yes. CVE-2022-50237 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2022-55212.

When was CVE-2022-50237 published?

CVE-2022-50237 was published on 2025-07-28 and last updated on 2026-06-17.

CVE-2022-50237

CVE-2022-50237 is a medium-severity vulnerability with a CVSS 3.x base score of 5.9. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-497.

Key facts

Severity: Medium (CVSS 3.x base score 5.9)
EPSS exploit prediction: 0% (8th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2022-55212
Weakness: CWE-497
Published: 2025-07-28
Last modified: 2026-06-17

Description

The ed25519-dalek crate before 2 for Rust allows a double public key signing function oracle attack. The Keypair implementation leads to a simple computation for extracting a private key.

Frequently asked questions

What is CVE-2022-50237?: The ed25519-dalek crate before 2 for Rust allows a double public key signing function oracle attack. The Keypair implementation leads to a simple computation for extracting a private key.
How severe is CVE-2022-50237?: CVE-2022-50237 has a CVSS 3.x base score of 5.9, rated medium severity. It is exploitable over local access with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2022-50237 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (8th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2022-50237?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2022-50237 have an EU (EUVD) identifier?: Yes. CVE-2022-50237 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2022-55212.
When was CVE-2022-50237 published?: CVE-2022-50237 was published on 2025-07-28 and last updated on 2026-06-17.

References

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