How severe is CVE-2021-43334?

CVE-2021-43334 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-2021-43334 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (44th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-43334?

CVE-2021-43334 affects Buddyboss. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2021-43334?

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

When was CVE-2021-43334 published?

CVE-2021-43334 was published on 2022-01-26 and last updated on 2026-06-17.

CVE-2021-43334

CVE-2021-43334 is a medium-severity vulnerability in Buddyboss 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% (44th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Buddyboss
Published: 2022-01-26
Last modified: 2026-06-17

Description

BuddyBoss Platform through 1.8.0 allows XSS via the Group Name or Group Description field.

Frequently asked questions

What is CVE-2021-43334?: BuddyBoss Platform through 1.8.0 allows XSS via the Group Name or Group Description field.
How severe is CVE-2021-43334?: CVE-2021-43334 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-2021-43334 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (44th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-43334?: CVE-2021-43334 affects Buddyboss. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2021-43334?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2021-43334 published?: CVE-2021-43334 was published on 2022-01-26 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:buddyboss:buddyboss:*:*:*:*:*:*:*:*

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