How severe is CVE-2021-32731?

CVE-2021-32731 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.

Is CVE-2021-32731 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (64th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-32731?

CVE-2021-32731 primarily affects Xwiki. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2021-32731?

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

When was CVE-2021-32731 published?

CVE-2021-32731 was published on 2021-07-01 and last updated on 2026-06-17.

CVE-2021-32731

CVE-2021-32731 is a medium-severity vulnerability in Xwiki with a CVSS 3.x base score of 5.3. 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-200.

Key facts

Severity: Medium (CVSS 3.x base score 5.3)
CVSS v2: 5.0
EPSS exploit prediction: 1% (64th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-200
Affected product: Xwiki
Published: 2021-07-01
Last modified: 2026-06-17

Description

XWiki Platform is a generic wiki platform offering runtime services for applications built on top of it. Between (and including) versions 13.1RC1 and 13.1, the reset password form reveals the email address of users just by giving their username. The problem has been patched on XWiki 13.2RC1. As a workaround, it is possible to manually modify the `resetpasswordinline.vm` to perform the changes made to mitigate the vulnerability.

Frequently asked questions

What is CVE-2021-32731?: XWiki Platform is a generic wiki platform offering runtime services for applications built on top of it. Between (and including) versions 13.1RC1 and 13.1, the reset password form reveals the email address of users just by giving their username. The problem has been patched on XWiki 13.2RC1. As a workaround, it is possible to manually modify the `resetpasswordinline.vm` to perform the changes made to mitigate the vulnerability.
How severe is CVE-2021-32731?: CVE-2021-32731 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.
Is CVE-2021-32731 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (64th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-32731?: CVE-2021-32731 primarily affects Xwiki. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2021-32731?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2021-32731 published?: CVE-2021-32731 was published on 2021-07-01 and last updated on 2026-06-17.

References

Affected products (2)

cpe:2.3:a:xwiki:xwiki:13.1:-:*:*:*:*:*:*
cpe:2.3:a:xwiki:xwiki:13.1:rc1:*:*:*:*:*:*

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