How severe is CVE-2023-52233?

CVE-2023-52233 has a CVSS 3.x base score of 8.6, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity high, and availability low.

Is CVE-2023-52233 being actively exploited?

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

What products are affected by CVE-2023-52233?

CVE-2023-52233 affects Wpexperts Post Smtp. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-52233?

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

Does CVE-2023-52233 have an EU (EUVD) identifier?

Yes. CVE-2023-52233 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2023-56906.

When was CVE-2023-52233 published?

CVE-2023-52233 was published on 2024-06-11 and last updated on 2026-06-17.

CVE-2023-52233

CVE-2023-52233 is a high-severity vulnerability in Wpexperts Post Smtp with a CVSS 3.x base score of 8.6. 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-862.

Key facts

Severity: High (CVSS 3.x base score 8.6)
EPSS exploit prediction: 0% (30th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2023-56906
Weakness: CWE-862
Affected product: Wpexperts Post Smtp
Published: 2024-06-11
Last modified: 2026-06-17

Description

Missing Authorization vulnerability in Post SMTP Post SMTP Mailer/Email Log.This issue affects Post SMTP Mailer/Email Log: from n/a through 2.8.6.

Frequently asked questions

What is CVE-2023-52233?: Missing Authorization vulnerability in Post SMTP Post SMTP Mailer/Email Log.This issue affects Post SMTP Mailer/Email Log: from n/a through 2.8.6.
How severe is CVE-2023-52233?: CVE-2023-52233 has a CVSS 3.x base score of 8.6, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity high, and availability low.
Is CVE-2023-52233 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (30th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-52233?: CVE-2023-52233 affects Wpexperts Post Smtp. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-52233?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
Does CVE-2023-52233 have an EU (EUVD) identifier?: Yes. CVE-2023-52233 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2023-56906.
When was CVE-2023-52233 published?: CVE-2023-52233 was published on 2024-06-11 and last updated on 2026-06-17.

References

https://patchstack.com/database/vulnerability/post-smtp/wordpress-post-smtp-mailer-plugin-2-8-6-broken-access-control-on-api-vulnerability?_s_id=cve

Affected products (1)

cpe:2.3:a:wpexperts:post_smtp:*:*:*:*:*:wordpress:*:*

Other CWE-862 (Missing Authorization) vulnerabilities

CVE-2026-65381 — Critical (CVSS 10.0): A validation issue existed in the entitlement verification. This issue was addressed with improved validation of the…
CVE-2026-81648 — Critical (CVSS 10.0): The CryptoPayment Gateway WordPress plugin from 1.2.1 to 1.2.2 does not apply an authorization check on one of its AJAX…
CVE-2026-77770 — Critical (CVSS 10.0): The miniOrange 2FA WordPress plugin before 6.3.1, miniOrange 2FA WordPress plugin before 19.3 does not require a…
CVE-2026-65667 — Critical (CVSS 10.0): Missing authorization in Microsoft Teams allows an unauthorized attacker to elevate privileges over a network.
CVE-2026-48168 — Critical (CVSS 10.0): PraisonAI is a multi-agent teams system. In versions prior to 4.6.40, the bundled Claude GitHub Actions workflow is…
CVE-2026-66012 — Critical (CVSS 10.0): SiYuan before v3.7.2 contains a missing authorization vulnerability in the POST /mcp kernel endpoint, which is gated…

Browse all CWE-862 (Missing Authorization) vulnerabilities →