How severe is CVE-2026-30586?

CVE-2026-30586 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.

Is CVE-2026-30586 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (13th percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2026-30586?

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

Does CVE-2026-30586 have an EU (EUVD) identifier?

Yes. CVE-2026-30586 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-34018.

When was CVE-2026-30586 published?

CVE-2026-30586 was published on 2026-06-02 and last updated on 2026-06-17.

CVE-2026-30586

CVE-2026-30586 is a medium-severity vulnerability with a CVSS 3.x base score of 6.1. 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-79.

Key facts

Severity: Medium (CVSS 3.x base score 6.1)
EPSS exploit prediction: 0% (13th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-34018
Weakness: CWE-79
Published: 2026-06-02
Last modified: 2026-06-17

Description

Cross Site Scripting vulnerability in usememos Memos v.0.26.0 allows a remote attacker to obtain sensitive information via the SANITIZE_SCHEMA, Memo Rendering Component, and Public/Private Memo View pages

Frequently asked questions

What is CVE-2026-30586?: Cross Site Scripting vulnerability in usememos Memos v.0.26.0 allows a remote attacker to obtain sensitive information via the SANITIZE_SCHEMA, Memo Rendering Component, and Public/Private Memo View pages
How severe is CVE-2026-30586?: CVE-2026-30586 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2026-30586 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (13th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2026-30586?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2026-30586 have an EU (EUVD) identifier?: Yes. CVE-2026-30586 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-34018.
When was CVE-2026-30586 published?: CVE-2026-30586 was published on 2026-06-02 and last updated on 2026-06-17.

References

Other CWE-79 (Cross-site Scripting (XSS)) vulnerabilities

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