How severe is CVE-2023-4161?

CVE-2023-4161 has a CVSS 3.x base score of 4.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is none, integrity low, and availability none.

Is CVE-2023-4161 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (18th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-4161?

CVE-2023-4161 affects Rednao Woocommerce Pdf Invoice Builder. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-4161?

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

When was CVE-2023-4161 published?

CVE-2023-4161 was published on 2023-08-31 and last updated on 2026-06-17.

CVE-2023-4161

CVE-2023-4161 is a medium-severity vulnerability in Rednao Woocommerce Pdf Invoice Builder with a CVSS 3.x base score of 4.3. 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-352.

Key facts

Severity: Medium (CVSS 3.x base score 4.3)
EPSS exploit prediction: 0% (18th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-352
Affected product: Rednao Woocommerce Pdf Invoice Builder
Published: 2023-08-31
Last modified: 2026-06-17

Description

The WooCommerce PDF Invoice Builder for WordPress is vulnerable to Cross-Site Request Forgery due to a missing nonce check on the SaveCustomField function in versions up to, and including, 1.2.90. This makes it possible for unauthenticated attackers to create invoice fields provided they can trick an admin into performing an action such as clicking on a link.

Frequently asked questions

What is CVE-2023-4161?: The WooCommerce PDF Invoice Builder for WordPress is vulnerable to Cross-Site Request Forgery due to a missing nonce check on the SaveCustomField function in versions up to, and including, 1.2.90. This makes it possible for unauthenticated attackers to create invoice fields provided they can trick an admin into performing an action such as clicking on a link.
How severe is CVE-2023-4161?: CVE-2023-4161 has a CVSS 3.x base score of 4.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is none, integrity low, and availability none.
Is CVE-2023-4161 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (18th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-4161?: CVE-2023-4161 affects Rednao Woocommerce Pdf Invoice Builder. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-4161?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2023-4161 published?: CVE-2023-4161 was published on 2023-08-31 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:rednao:woocommerce_pdf_invoice_builder:*:*:*:*:*:wordpress:*:*

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