How severe is CVE-2021-25991?

CVE-2021-25991 has a CVSS 3.x base score of 5.7, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2021-25991 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (54th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-25991?

CVE-2021-25991 affects If-me Ifme. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2021-25991?

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

When was CVE-2021-25991 published?

CVE-2021-25991 was published on 2021-12-29 and last updated on 2026-06-17.

CVE-2021-25991

CVE-2021-25991 is a medium-severity vulnerability in If-me Ifme with a CVSS 3.x base score of 5.7. 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-284.

Key facts

Severity: Medium (CVSS 3.x base score 5.7)
CVSS v2: 4.9
EPSS exploit prediction: 1% (54th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-284
Affected product: If-me Ifme
Published: 2021-12-29
Last modified: 2026-06-17

Description

In Ifme, versions v5.0.0 to v7.32 are vulnerable against an improper access control, which makes it possible for admins to ban themselves leading to their deactivation from Ifme account and complete loss of admin access to Ifme.

Frequently asked questions

What is CVE-2021-25991?: In Ifme, versions v5.0.0 to v7.32 are vulnerable against an improper access control, which makes it possible for admins to ban themselves leading to their deactivation from Ifme account and complete loss of admin access to Ifme.
How severe is CVE-2021-25991?: CVE-2021-25991 has a CVSS 3.x base score of 5.7, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2021-25991 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (54th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-25991?: CVE-2021-25991 affects If-me Ifme. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2021-25991?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2021-25991 published?: CVE-2021-25991 was published on 2021-12-29 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:if-me:ifme:*:*:*:*:*:*:*:*

More vulnerabilities in If-me Ifme

CVE-2021-25992 — Critical (CVSS 9.8): In Ifme, versions 1.0.0 to v.7.33.2 don’t properly invalidate a user’s session even after the user initiated…
CVE-2021-25990 — Medium (CVSS 5.4): In “ifme”, versions v7.22.0 to v7.31.4 are vulnerable against self-stored XSS in the contacts field as it allows…
CVE-2021-25989 — Medium (CVSS 5.4): In “ifme”, versions 1.0.0 to v7.31.4 are vulnerable against stored XSS vulnerability in the markdown editor. It can…
CVE-2021-25988 — Medium (CVSS 5.4): In “ifme”, versions 1.0.0 to v7.31.4 are vulnerable against stored XSS vulnerability (notifications section) which…

All CVEs affecting If-me Ifme →

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