How severe is CVE-2021-32774?

CVE-2021-32774 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over network with high attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2021-32774 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (38th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-32774?

CVE-2021-32774 affects Miraheze Datadump. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2021-32774?

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

When was CVE-2021-32774 published?

CVE-2021-32774 was published on 2021-07-20 and last updated on 2026-06-17.

CVE-2021-32774

CVE-2021-32774 is a medium-severity vulnerability in Miraheze Datadump with a CVSS 3.x base score of 6.1. 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-352.

Key facts

Severity: Medium (CVSS 3.x base score 6.1)
CVSS v2: 5.8
EPSS exploit prediction: 0% (38th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-352
Affected product: Miraheze Datadump
Published: 2021-07-20
Last modified: 2026-06-17

Description

DataDump is a MediaWiki extension that provides dumps of wikis. Prior to commit 67a82b76e186925330b89ace9c5fd893a300830b, DataDump had no protection against CSRF attacks so requests to generate or delete dumps could be forged. The vulnerability was patched in commit 67a82b76e186925330b89ace9c5fd893a300830b. There are no known workarounds. You must completely disable DataDump.

Frequently asked questions

What is CVE-2021-32774?: DataDump is a MediaWiki extension that provides dumps of wikis. Prior to commit 67a82b76e186925330b89ace9c5fd893a300830b, DataDump had no protection against CSRF attacks so requests to generate or delete dumps could be forged. The vulnerability was patched in commit 67a82b76e186925330b89ace9c5fd893a300830b. There are no known workarounds. You must completely disable DataDump.
How severe is CVE-2021-32774?: CVE-2021-32774 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over network with high attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2021-32774 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (38th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-32774?: CVE-2021-32774 affects Miraheze Datadump. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2021-32774?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2021-32774 published?: CVE-2021-32774 was published on 2021-07-20 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:miraheze:datadump:*:*:*:*:*:*:*:*

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