How severe is CVE-2022-1390?

CVE-2022-1390 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-2022-1390 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 22% (97th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2022-1390?

CVE-2022-1390 affects Admin Word Count Column Project Admin Word Count Column. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2022-1390?

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-2022-1390 published?

CVE-2022-1390 was published on 2022-04-25 and last updated on 2026-06-17.

CVE-2022-1390

CVE-2022-1390 is a critical-severity vulnerability in Admin Word Count Column Project Admin Word Count Column with a CVSS 3.x base score of 9.8. Its EPSS exploit-prediction score of 22% places it in the 97th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-22.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
CVSS v2: 7.5
EPSS exploit prediction: 22% (97th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-22
Affected product: Admin Word Count Column Project Admin Word Count Column
Published: 2022-04-25
Last modified: 2026-06-17

Description

The Admin Word Count Column WordPress plugin through 2.2 does not validate the path parameter given to readfile(), which could allow unauthenticated attackers to read arbitrary files on server running old version of PHP susceptible to the null byte technique. This could also lead to RCE by using a Phar Deserialization technique

Frequently asked questions

What is CVE-2022-1390?: The Admin Word Count Column WordPress plugin through 2.2 does not validate the path parameter given to readfile(), which could allow unauthenticated attackers to read arbitrary files on server running old version of PHP susceptible to the null byte technique. This could also lead to RCE by using a Phar Deserialization technique
How severe is CVE-2022-1390?: CVE-2022-1390 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-2022-1390 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 22% (97th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2022-1390?: CVE-2022-1390 affects Admin Word Count Column Project Admin Word Count Column. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2022-1390?: 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-2022-1390 published?: CVE-2022-1390 was published on 2022-04-25 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:admin_word_count_column_project:admin_word_count_column:*:*:*:*:*:wordpress:*:*

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