How severe is CVE-2025-9990?

CVE-2025-9990 has a CVSS 3.x base score of 8.1, rated high severity. It is exploitable over network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2025-9990 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (47th percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2025-9990?

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-2025-9990 have an EU (EUVD) identifier?

Yes. CVE-2025-9990 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-26999.

When was CVE-2025-9990 published?

CVE-2025-9990 was published on 2025-09-05 and last updated on 2026-06-17.

CVE-2025-9990

CVE-2025-9990 is a high-severity vulnerability with a CVSS 3.x base score of 8.1. 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-98.

Key facts

Severity: High (CVSS 3.x base score 8.1)
EPSS exploit prediction: 1% (47th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-26999
Weakness: CWE-98
Published: 2025-09-05
Last modified: 2026-06-17

Description

The WordPress Helpdesk Integration plugin for WordPress is vulnerable to Local File Inclusion in all versions up to, and including, 5.8.10 via the portal_type parameter. This makes it possible for unauthenticated attackers to include and execute arbitrary .php files on the server, allowing the execution of any PHP code in those files. This can be used to bypass access controls, obtain sensitive data, or achieve code execution in cases where .php file types can be uploaded and included.

Frequently asked questions

What is CVE-2025-9990?: The WordPress Helpdesk Integration plugin for WordPress is vulnerable to Local File Inclusion in all versions up to, and including, 5.8.10 via the portal_type parameter. This makes it possible for unauthenticated attackers to include and execute arbitrary .php files on the server, allowing the execution of any PHP code in those files. This can be used to bypass access controls, obtain sensitive data, or achieve code execution in cases where .php file types can be uploaded and included.
How severe is CVE-2025-9990?: CVE-2025-9990 has a CVSS 3.x base score of 8.1, rated high severity. It is exploitable over network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2025-9990 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (47th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2025-9990?: 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-2025-9990 have an EU (EUVD) identifier?: Yes. CVE-2025-9990 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-26999.
When was CVE-2025-9990 published?: CVE-2025-9990 was published on 2025-09-05 and last updated on 2026-06-17.

References

Other CWE-98 (PHP Remote File Inclusion) vulnerabilities

CVE-2025-25174 — Critical (CVSS 10.0): Improper Control of Filename for Include/Require Statement in PHP Program ('PHP Remote File Inclusion') vulnerability…
CVE-2012-10025 — Critical (CVSS 10.0): The WordPress plugin Advanced Custom Fields (ACF) version 3.5.1 and below contains a remote file inclusion (RFI)…
CVE-2026-41228 — Critical (CVSS 9.9): Froxlor is open source server administration software. Prior to version 2.3.6, the Froxlor API endpoint…
CVE-2025-31340 — Critical (CVSS 9.9): A improper control of filename for include/require statement in PHP program vulnerability in the retrieve course…
CVE-2023-5199 — Critical (CVSS 9.9): The PHP to Page plugin for WordPress is vulnerable Local File Inclusion to Remote Code Execution in versions up to, and…
CVE-2026-7515 — Critical (CVSS 9.8): The BetterDocs Pro plugin for WordPress is vulnerable to Local File Inclusion in versions up to, and including, 3.8.0…

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