How severe is CVE-2026-2819?

CVE-2026-2819 has a CVSS 3.x base score of 6.3, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability low.

Is CVE-2026-2819 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (17th percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2026-2819?

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

Does CVE-2026-2819 have an EU (EUVD) identifier?

Yes. CVE-2026-2819 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-7554.

When was CVE-2026-2819 published?

CVE-2026-2819 was published on 2026-02-20 and last updated on 2026-06-17.

CVE-2026-2819

CVE-2026-2819 is a medium-severity vulnerability with a CVSS 3.x base score of 6.3. 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-862.

Key facts

Severity: Medium (CVSS 3.x base score 6.3)
CVSS v2: 6.5
CVSS v4: 2.1
EPSS exploit prediction: 0% (17th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-7554
Weakness: CWE-862
Published: 2026-02-20
Last modified: 2026-06-17

Description

A vulnerability was identified in Dromara RuoYi-Vue-Plus up to 5.5.3. This vulnerability affects the function SaServletFilter of the file /workflow/instance/deleteByInstanceIds of the component Workflow Module. The manipulation leads to missing authorization. The attack may be initiated remotely. The exploit is publicly available and might be used. The vendor was contacted early about this disclosure but did not respond in any way.

Frequently asked questions

What is CVE-2026-2819?: A vulnerability was identified in Dromara RuoYi-Vue-Plus up to 5.5.3. This vulnerability affects the function SaServletFilter of the file /workflow/instance/deleteByInstanceIds of the component Workflow Module. The manipulation leads to missing authorization. The attack may be initiated remotely. The exploit is publicly available and might be used. The vendor was contacted early about this disclosure but did not respond in any way.
How severe is CVE-2026-2819?: CVE-2026-2819 has a CVSS 3.x base score of 6.3, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability low.
Is CVE-2026-2819 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (17th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2026-2819?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2026-2819 have an EU (EUVD) identifier?: Yes. CVE-2026-2819 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-7554.
When was CVE-2026-2819 published?: CVE-2026-2819 was published on 2026-02-20 and last updated on 2026-06-17.

References

Other CWE-862 (Missing Authorization) vulnerabilities

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CVE-2025-45854 — Critical (CVSS 10.0): /server/executeExec of JEHC-BPM 2.0.1 allows attackers to execute arbitrary code via execParams.

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