How severe is CVE-2026-22384?

CVE-2026-22384 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2026-22384 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (22nd percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2026-22384?

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

Does CVE-2026-22384 have an EU (EUVD) identifier?

Yes. CVE-2026-22384 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-8258.

When was CVE-2026-22384 published?

CVE-2026-22384 was published on 2026-02-20 and last updated on 2026-06-17.

CVE-2026-22384

CVE-2026-22384 is a critical-severity vulnerability with a CVSS 3.x base score of 9.8. 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-502.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
EPSS exploit prediction: 0% (22nd percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-8258
Weakness: CWE-502
Published: 2026-02-20
Last modified: 2026-06-17

Description

Deserialization of Untrusted Data vulnerability in leafcolor Applay - Shortcodes applay-shortcodes allows Object Injection.This issue affects Applay - Shortcodes: from n/a through <= 3.7.

Frequently asked questions

What is CVE-2026-22384?: Deserialization of Untrusted Data vulnerability in leafcolor Applay - Shortcodes applay-shortcodes allows Object Injection.This issue affects Applay - Shortcodes: from n/a through <= 3.7.
How severe is CVE-2026-22384?: CVE-2026-22384 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2026-22384 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (22nd percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2026-22384?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
Does CVE-2026-22384 have an EU (EUVD) identifier?: Yes. CVE-2026-22384 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-8258.
When was CVE-2026-22384 published?: CVE-2026-22384 was published on 2026-02-20 and last updated on 2026-06-17.

References

https://patchstack.com/database/Wordpress/Plugin/applay-shortcodes/vulnerability/wordpress-applay-shortcodes-plugin-3-7-php-object-injection-vulnerability?_s_id=cve

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