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CVE-2025-548839.3CriticalCWE-338

CVE-2025-54883: Vision UI's security-kit Contains Cryptographic Weakness

DavidOsipov · Vision-ui

Affected: DavidOsipov Vision-ui · Exploitation: unlikely (under 1%)

Not in CyberSIXT coverage yet: no article names this CVE. This page shows the public record.

0.4%probability of exploitation in the next 30 days
37th percentile
050100

Higher than 37% of scored CVEs

9.3CriticalCVSS 4.0
LowCrit.

DescriptionCVE.org

Vision UI is a collection of enterprise-grade, dependency-free modules for modern web projects. In versions 1.4.0 and below, the getSecureRandomInt function in security-kit versions prior to 3.5.0 (packaged in Vision-ui <= 1.4.0) contains a critical cryptographic weakness. Due to a silent 32-bit integer overflow in its internal masking logic, the function fails to produce a uniform distribution of random numbers when the requested range between min and max is larger than 2³². The root cause is the use of a 32-bit bitwise left-shift operation (<<) to generate a bitmask for the rejection sampling algorithm. This causes the mask to be incorrect for any range requiring 32 or more bits of entropy. This issue is fixed in version 1.5.0.

Affected products1

From the CVE record. A product or version that is not listed is unknown, not unaffected.

  • DavidOsipov · Vision-ui< 1.5.0

On the Atlas

Every published CVE is on the CyberSIXT Atlas, grouped by weakness, vendor and month.

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Exploitation
Unlikely (under 1%). EPSS under 1%, or no score yet.
CISA KEV
Not listed
Public check
No public nuclei template
Published
August 2025

CoverageNo articles yet

No CyberSIXT article names CVE-2025-54883 yet, so there is no coverage timeline, action brief or change log for it. Everything on this page comes from the public CVE record, CISA KEV, EPSS and the nuclei template index. Search the archive or see the CVEs in the news.

References

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