How severe is CVE-2022-31856?

CVE-2022-31856 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-2022-31856 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (70th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2022-31856?

CVE-2022-31856 affects Newsletter Module Project Newsletter Module. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2022-31856?

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-2022-31856 published?

CVE-2022-31856 was published on 2022-07-05 and last updated on 2026-06-17.

CVE-2022-31856

CVE-2022-31856 is a critical-severity vulnerability in Newsletter Module Project Newsletter Module with a CVSS 3.x base score of 9.8. 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-89.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
CVSS v2: 7.5
EPSS exploit prediction: 1% (70th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-89
Affected product: Newsletter Module Project Newsletter Module
Published: 2022-07-05
Last modified: 2026-06-17

Description

Newsletter Module v3.x was discovered to contain a SQL injection vulnerability via the zemez_newsletter_email parameter at /index.php.

Frequently asked questions

What is CVE-2022-31856?: Newsletter Module v3.x was discovered to contain a SQL injection vulnerability via the zemez_newsletter_email parameter at /index.php.
How severe is CVE-2022-31856?: CVE-2022-31856 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-2022-31856 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (70th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2022-31856?: CVE-2022-31856 affects Newsletter Module Project Newsletter Module. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2022-31856?: 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-2022-31856 published?: CVE-2022-31856 was published on 2022-07-05 and last updated on 2026-06-17.

References

https://www.exploit-db.com/exploits/50942

Affected products (1)

cpe:2.3:a:newsletter_module_project:newsletter_module:3.0.2.0:*:*:*:*:opencart:*:*

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