How severe is CVE-2026-23798?

CVE-2026-23798 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2026-23798 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (38th percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2026-23798?

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-2026-23798 have an EU (EUVD) identifier?

Yes. CVE-2026-23798 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-9595.

When was CVE-2026-23798 published?

CVE-2026-23798 was published on 2026-03-05 and last updated on 2026-06-17.

CVE-2026-23798

CVE-2026-23798 is a high-severity vulnerability with a CVSS 3.x base score of 8.8. 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: High (CVSS 3.x base score 8.8)
EPSS exploit prediction: 0% (38th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-9595
Weakness: CWE-502
Published: 2026-03-05
Last modified: 2026-06-17

Description

Deserialization of Untrusted Data vulnerability in blubrry PowerPress Podcasting powerpress allows Object Injection.This issue affects PowerPress Podcasting: from n/a through <= 11.15.10.

Frequently asked questions

What is CVE-2026-23798?: Deserialization of Untrusted Data vulnerability in blubrry PowerPress Podcasting powerpress allows Object Injection.This issue affects PowerPress Podcasting: from n/a through <= 11.15.10.
How severe is CVE-2026-23798?: CVE-2026-23798 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2026-23798 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (38th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2026-23798?: 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-2026-23798 have an EU (EUVD) identifier?: Yes. CVE-2026-23798 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-9595.
When was CVE-2026-23798 published?: CVE-2026-23798 was published on 2026-03-05 and last updated on 2026-06-17.

References

https://patchstack.com/database/Wordpress/Plugin/powerpress/vulnerability/wordpress-powerpress-podcasting-plugin-11-15-10-php-object-injection-vulnerability?_s_id=cve

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