How severe is CVE-2026-23800?

CVE-2026-23800 has a CVSS 3.x base score of 10.0, 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-2026-23800 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (42nd percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2026-23800?

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-2026-23800 have an EU (EUVD) identifier?

Yes. CVE-2026-23800 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-2880.

When was CVE-2026-23800 published?

CVE-2026-23800 was published on 2026-01-16 and last updated on 2026-06-17.

CVE-2026-23800

CVE-2026-23800 is a critical-severity vulnerability with a CVSS 3.x base score of 10.0. 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-266.

Key facts

Severity: Critical (CVSS 3.x base score 10.0)
EPSS exploit prediction: 1% (42nd percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-2880
Weakness: CWE-266
Published: 2026-01-16
Last modified: 2026-06-17

Description

Incorrect Privilege Assignment vulnerability in Modular DS modular-connector allows Privilege Escalation.This issue affects Modular DS: from 2.5.2 before 2.6.0.

Frequently asked questions

What is CVE-2026-23800?: Incorrect Privilege Assignment vulnerability in Modular DS modular-connector allows Privilege Escalation.This issue affects Modular DS: from 2.5.2 before 2.6.0.
How severe is CVE-2026-23800?: CVE-2026-23800 has a CVSS 3.x base score of 10.0, 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-2026-23800 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (42nd percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2026-23800?: 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-2026-23800 have an EU (EUVD) identifier?: Yes. CVE-2026-23800 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-2880.
When was CVE-2026-23800 published?: CVE-2026-23800 was published on 2026-01-16 and last updated on 2026-06-17.

References

https://patchstack.com/database/wordpress/plugin/modular-connector/vulnerability/wordpress-modular-ds-plugin-2-5-2-privilege-escalation-vulnerability?_s_id=cve

Other CWE-266 (Incorrect Privilege Assignment) vulnerabilities

CVE-2026-39773 — Critical (CVSS 10.0): Unauthenticated Privilege Escalation in Doctreat Core <= 1.7.0 versions.
CVE-2026-105284 — Critical (CVSS 10.0): A weakness has been identified in Totolink A3002MU 1.0.0-B20230403.1455. The impacted element is the function…
CVE-2025-41115 — Critical (CVSS 10.0): SCIM provisioning was introduced in Grafana Enterprise and Grafana Cloud in April to improve how organizations manage…
CVE-2024-9479 — Critical (CVSS 10.0): Improper Privilege Management vulnerability in upKeeper Solutions upKeeper Instant Privilege Access allows Privilege…
CVE-2024-9478 — Critical (CVSS 10.0): Improper Privilege Management vulnerability in upKeeper Solutions upKeeper Instant Privilege Access allows Privilege…
CVE-2026-42368 — Critical (CVSS 9.9): A privilege escalation vulnerability exists in the Web Interface functionality of GeoVision LPC2011/LPC2211 1.10. A…

Browse all CWE-266 (Incorrect Privilege Assignment) vulnerabilities →