How severe is CVE-2021-45745?

CVE-2021-45745 has a CVSS 3.x base score of 5.4, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.

Is CVE-2021-45745 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (70th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-45745?

CVE-2021-45745 affects Bludit. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2021-45745?

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

When was CVE-2021-45745 published?

CVE-2021-45745 was published on 2022-01-06 and last updated on 2026-06-17.

CVE-2021-45745

CVE-2021-45745 is a medium-severity vulnerability in Bludit with a CVSS 3.x base score of 5.4. 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 5.4)
CVSS v2: 3.5
EPSS exploit prediction: 1% (70th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Bludit
Published: 2022-01-06
Last modified: 2026-06-17

Description

A Stored Cross Site Scripting (XSS) vulnerability exists in Bludit 3.13.1 via the About Plugin in login panel.

Frequently asked questions

What is CVE-2021-45745?: A Stored Cross Site Scripting (XSS) vulnerability exists in Bludit 3.13.1 via the About Plugin in login panel.
How severe is CVE-2021-45745?: CVE-2021-45745 has a CVSS 3.x base score of 5.4, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2021-45745 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (70th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-45745?: CVE-2021-45745 affects Bludit. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2021-45745?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2021-45745 published?: CVE-2021-45745 was published on 2022-01-06 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:bludit:bludit:*:*:*:*:*:*:*:*

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