How severe is CVE-2021-45476?

CVE-2021-45476 has a CVSS 3.x base score of 4.7, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity none, and availability none.

Is CVE-2021-45476 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (28th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-45476?

CVE-2021-45476 affects Yordam Library Automation System. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2021-45476?

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

When was CVE-2021-45476 published?

CVE-2021-45476 was published on 2022-10-27 and last updated on 2026-06-17.

CVE-2021-45476

CVE-2021-45476 is a medium-severity vulnerability in Yordam Library Automation System with a CVSS 3.x base score of 4.7. 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-79.

Key facts

Severity: Medium (CVSS 3.x base score 4.7)
EPSS exploit prediction: 0% (28th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Yordam Library Automation System
Published: 2022-10-27
Last modified: 2026-06-17

Description

Yordam Library Information Document Automation product before version 19.02 has an unauthenticated reflected XSS vulnerability.

Frequently asked questions

What is CVE-2021-45476?: Yordam Library Information Document Automation product before version 19.02 has an unauthenticated reflected XSS vulnerability.
How severe is CVE-2021-45476?: CVE-2021-45476 has a CVSS 3.x base score of 4.7, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity none, and availability none.
Is CVE-2021-45476 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (28th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-45476?: CVE-2021-45476 affects Yordam Library Automation System. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2021-45476?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2021-45476 published?: CVE-2021-45476 was published on 2022-10-27 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:yordam:library_automation_system:*:*:*:*:*:*:*:*

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