How severe is CVE-2021-25114?

CVE-2021-25114 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2021-25114 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 82% (100th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-25114?

CVE-2021-25114 affects Strangerstudios Paid Memberships Pro. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2021-25114?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

When was CVE-2021-25114 published?

CVE-2021-25114 was published on 2022-02-07 and last updated on 2026-06-17.

CVE-2021-25114

CVE-2021-25114 is a critical-severity vulnerability in Strangerstudios Paid Memberships Pro with a CVSS 3.x base score of 9.8. Its EPSS exploit-prediction score of 82% places it in the 100th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-89.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
CVSS v2: 7.5
EPSS exploit prediction: 82% (100th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-89
Affected product: Strangerstudios Paid Memberships Pro
Published: 2022-02-07
Last modified: 2026-06-17

Description

The Paid Memberships Pro WordPress plugin before 2.6.7 does not escape the discount_code in one of its REST route (available to unauthenticated users) before using it in a SQL statement, leading to a SQL injection

Frequently asked questions

What is CVE-2021-25114?: The Paid Memberships Pro WordPress plugin before 2.6.7 does not escape the discount_code in one of its REST route (available to unauthenticated users) before using it in a SQL statement, leading to a SQL injection
How severe is CVE-2021-25114?: CVE-2021-25114 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2021-25114 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 82% (100th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-25114?: CVE-2021-25114 affects Strangerstudios Paid Memberships Pro. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2021-25114?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2021-25114 published?: CVE-2021-25114 was published on 2022-02-07 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:strangerstudios:paid_memberships_pro:*:*:*:*:*:wordpress:*:*

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