How severe is CVE-2016-20082?

CVE-2016-20082 has a CVSS 3.x base score of 6.2, rated medium severity. It is exploitable over local access with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2016-20082 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (24th percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2016-20082?

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

Does CVE-2016-20082 have an EU (EUVD) identifier?

Yes. CVE-2016-20082 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2016-10894.

When was CVE-2016-20082 published?

CVE-2016-20082 was published on 2026-06-15 and last updated on 2026-06-17.

CVE-2016-20082

CVE-2016-20082 is a medium-severity vulnerability with a CVSS 3.x base score of 6.2. 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: Medium (CVSS 3.x base score 6.2)
CVSS v4: 6.9
EPSS exploit prediction: 0% (24th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2016-10894
Weakness: CWE-98
Published: 2026-06-15
Last modified: 2026-06-17

Description

WordPress Plugin Abtest contains a local file inclusion vulnerability that allows unauthenticated attackers to include arbitrary files by manipulating the action parameter. Attackers can send GET requests to abtest_admin.php with malicious action values to include files from the admin directory and execute arbitrary code.

Frequently asked questions

What is CVE-2016-20082?: WordPress Plugin Abtest contains a local file inclusion vulnerability that allows unauthenticated attackers to include arbitrary files by manipulating the action parameter. Attackers can send GET requests to abtest_admin.php with malicious action values to include files from the admin directory and execute arbitrary code.
How severe is CVE-2016-20082?: CVE-2016-20082 has a CVSS 3.x base score of 6.2, rated medium severity. It is exploitable over local access with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2016-20082 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (24th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2016-20082?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2016-20082 have an EU (EUVD) identifier?: Yes. CVE-2016-20082 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2016-10894.
When was CVE-2016-20082 published?: CVE-2016-20082 was published on 2026-06-15 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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