How severe is CVE-2025-46674?

CVE-2025-46674 has a CVSS 3.x base score of 3.5, rated low severity. It is exploitable over network with high attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability low.

Is CVE-2025-46674 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (39th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-46674?

CVE-2025-46674 affects Nasa Cryptolib. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2025-46674?

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

Does CVE-2025-46674 have an EU (EUVD) identifier?

Yes. CVE-2025-46674 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-12474.

When was CVE-2025-46674 published?

CVE-2025-46674 was published on 2025-04-27 and last updated on 2026-06-17.

CVE-2025-46674

CVE-2025-46674 is a low-severity vulnerability in Nasa Cryptolib with a CVSS 3.x base score of 3.5. 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-489.

Key facts

Severity: Low (CVSS 3.x base score 3.5)
EPSS exploit prediction: 0% (39th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-12474
Weakness: CWE-489
Affected product: Nasa Cryptolib
Published: 2025-04-27
Last modified: 2026-06-17

Description

NASA CryptoLib before 1.3.2 uses Extended Procedures that are a Work in Progress (not intended for use during flight), potentially leading to a keystream oracle.

Frequently asked questions

What is CVE-2025-46674?: NASA CryptoLib before 1.3.2 uses Extended Procedures that are a Work in Progress (not intended for use during flight), potentially leading to a keystream oracle.
How severe is CVE-2025-46674?: CVE-2025-46674 has a CVSS 3.x base score of 3.5, rated low severity. It is exploitable over network with high attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability low.
Is CVE-2025-46674 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (39th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-46674?: CVE-2025-46674 affects Nasa Cryptolib. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2025-46674?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2025-46674 have an EU (EUVD) identifier?: Yes. CVE-2025-46674 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-12474.
When was CVE-2025-46674 published?: CVE-2025-46674 was published on 2025-04-27 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:nasa:cryptolib:*:*:*:*:*:*:*:*

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