How severe is CVE-2021-45789?

CVE-2021-45789 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2021-45789 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (55th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-45789?

CVE-2021-45789 affects Metersphere. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2021-45789?

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

When was CVE-2021-45789 published?

CVE-2021-45789 was published on 2022-09-29 and last updated on 2026-06-17.

CVE-2021-45789

CVE-2021-45789 is a medium-severity vulnerability in Metersphere with a CVSS 3.x base score of 6.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: Medium (CVSS 3.x base score 6.5)
EPSS exploit prediction: 1% (55th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Metersphere
Published: 2022-09-29
Last modified: 2026-06-17

Description

An arbitrary file read vulnerability was found in Metersphere v1.15.4, where authenticated users can read any file on the server via the file download function.

Frequently asked questions

What is CVE-2021-45789?: An arbitrary file read vulnerability was found in Metersphere v1.15.4, where authenticated users can read any file on the server via the file download function.
How severe is CVE-2021-45789?: CVE-2021-45789 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2021-45789 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (55th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-45789?: CVE-2021-45789 affects Metersphere. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2021-45789?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2021-45789 published?: CVE-2021-45789 was published on 2022-09-29 and last updated on 2026-06-17.

References

https://github.com/metersphere/metersphere/issues/8652

Affected products (1)

cpe:2.3:a:metersphere:metersphere:1.15.4:*:*:*:*:*:*:*

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