How severe is CVE-2022-4734?

CVE-2022-4734 has a CVSS 3.x base score of 8.1, rated high severity. It is exploitable over network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2022-4734 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (51st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2022-4734?

CVE-2022-4734 affects Usememos Memos. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2022-4734?

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.

When was CVE-2022-4734 published?

CVE-2022-4734 was published on 2022-12-27 and last updated on 2026-06-17.

CVE-2022-4734

CVE-2022-4734 is a high-severity vulnerability in Usememos Memos with a CVSS 3.x base score of 8.1. 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-212.

Key facts

Severity: High (CVSS 3.x base score 8.1)
EPSS exploit prediction: 1% (51st percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-212
Affected product: Usememos Memos
Published: 2022-12-27
Last modified: 2026-06-17

Description

Improper Removal of Sensitive Information Before Storage or Transfer in GitHub repository usememos/memos prior to 0.9.1.

Frequently asked questions

What is CVE-2022-4734?: Improper Removal of Sensitive Information Before Storage or Transfer in GitHub repository usememos/memos prior to 0.9.1.
How severe is CVE-2022-4734?: CVE-2022-4734 has a CVSS 3.x base score of 8.1, rated high severity. It is exploitable over network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2022-4734 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (51st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2022-4734?: CVE-2022-4734 affects Usememos Memos. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2022-4734?: 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.
When was CVE-2022-4734 published?: CVE-2022-4734 was published on 2022-12-27 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:usememos:memos:*:*:*:*:*:*:*:*

More vulnerabilities in Usememos Memos

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CVE-2023-4696 — Critical (CVSS 9.8): Improper Access Control in GitHub repository usememos/memos prior to 0.13.2.
CVE-2022-4686 — Critical (CVSS 9.8): Authorization Bypass Through User-Controlled Key in GitHub repository usememos/memos prior to 0.9.0.
CVE-2022-4866 — Critical (CVSS 9.0): Cross-site Scripting (XSS) - Stored in GitHub repository usememos/memos prior to 0.9.1.
CVE-2022-4865 — Critical (CVSS 9.0): Cross-site Scripting (XSS) - Stored in GitHub repository usememos/memos prior to 0.9.1.

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Other CWE-212 vulnerabilities

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CVE-2026-39937 — High (CVSS 8.8): Improper removal of sensitive information before storage or transfer vulnerability in The Wikimedia Foundation…
CVE-2022-30617 — High (CVSS 8.8): An authenticated user with access to the Strapi admin panel can view private and sensitive data, such as email and…
CVE-2022-0355 — High (CVSS 8.8): Improper Removal of Sensitive Information Before Storage or Transfer in NPM simple-get prior to 4.0.1.
CVE-2021-0340 — High (CVSS 8.8): In parseNextBox of IsoInterface.java, there is a possible leak of unredacted location information due to improper input…

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