How severe is CVE-2023-34110?

CVE-2023-34110 has a CVSS 3.x base score of 2.7, rated low severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.

Is CVE-2023-34110 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (48th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-34110?

CVE-2023-34110 affects Flask-appbuilder Project Flask-appbuilder. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-34110?

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

When was CVE-2023-34110 published?

CVE-2023-34110 was published on 2023-06-22 and last updated on 2026-06-17.

CVE-2023-34110

CVE-2023-34110 is a low-severity vulnerability in Flask-appbuilder Project Flask-appbuilder with a CVSS 3.x base score of 2.7. 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-209.

Key facts

Severity: Low (CVSS 3.x base score 2.7)
EPSS exploit prediction: 1% (48th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-209
Affected product: Flask-appbuilder Project Flask-appbuilder
Published: 2023-06-22
Last modified: 2026-06-17

Description

Flask-AppBuilder is an application development framework, built on top of Flask. Prior to version 4.3.2, an authenticated malicious actor with Admin privileges, could by adding a special character on the add, edit User forms trigger a database error, this error is surfaced back to this actor on the UI. On certain database engines this error can include the entire user row including the pbkdf2:sha256 hashed password. This vulnerability has been fixed in version 4.3.2.

Frequently asked questions

What is CVE-2023-34110?: Flask-AppBuilder is an application development framework, built on top of Flask. Prior to version 4.3.2, an authenticated malicious actor with Admin privileges, could by adding a special character on the add, edit User forms trigger a database error, this error is surfaced back to this actor on the UI. On certain database engines this error can include the entire user row including the pbkdf2:sha256 hashed password. This vulnerability has been fixed in version 4.3.2.
How severe is CVE-2023-34110?: CVE-2023-34110 has a CVSS 3.x base score of 2.7, rated low severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.
Is CVE-2023-34110 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (48th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-34110?: CVE-2023-34110 affects Flask-appbuilder Project Flask-appbuilder. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-34110?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2023-34110 published?: CVE-2023-34110 was published on 2023-06-22 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:flask-appbuilder_project:flask-appbuilder:*:*:*:*:*:*:*:*

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