How severe is CVE-2023-45108?

CVE-2023-45108 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-2023-45108 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (11th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-45108?

CVE-2023-45108 affects Mailrelay. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-45108?

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

When was CVE-2023-45108 published?

CVE-2023-45108 was published on 2023-10-13 and last updated on 2026-06-17.

CVE-2023-45108

CVE-2023-45108 is a medium-severity vulnerability in Mailrelay 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% (11th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-352
Affected product: Mailrelay
Published: 2023-10-13
Last modified: 2026-06-17

Description

Cross-Site Request Forgery (CSRF) vulnerability in Mailrelay plugin <= 2.1.1 versions.

Frequently asked questions

What is CVE-2023-45108?: Cross-Site Request Forgery (CSRF) vulnerability in Mailrelay plugin <= 2.1.1 versions.
How severe is CVE-2023-45108?: CVE-2023-45108 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-2023-45108 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (11th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-45108?: CVE-2023-45108 affects Mailrelay. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-45108?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2023-45108 published?: CVE-2023-45108 was published on 2023-10-13 and last updated on 2026-06-17.

References

https://patchstack.com/database/vulnerability/mailrelay/wordpress-mailrelay-plugin-2-1-1-cross-site-request-forgery-csrf-vulnerability?_s_id=cve

Affected products (1)

cpe:2.3:a:mailrelay:mailrelay:*:*:*:*:*:wordpress:*:*

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