How severe is CVE-2023-43263?

CVE-2023-43263 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-2023-43263 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-2023-43263?

CVE-2023-43263 affects Froala Froala Editor. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-43263?

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

When was CVE-2023-43263 published?

CVE-2023-43263 was published on 2023-09-27 and last updated on 2026-06-17.

CVE-2023-43263

CVE-2023-43263 is a medium-severity vulnerability in Froala Froala Editor 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: 1% (48th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Froala Froala Editor
Published: 2023-09-27
Last modified: 2026-06-17

Description

A Cross-site scripting (XSS) vulnerability in Froala Editor v.4.1.1 allows attackers to execute arbitrary code via the Markdown component.

Frequently asked questions

What is CVE-2023-43263?: A Cross-site scripting (XSS) vulnerability in Froala Editor v.4.1.1 allows attackers to execute arbitrary code via the Markdown component.
How severe is CVE-2023-43263?: CVE-2023-43263 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-2023-43263 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-2023-43263?: CVE-2023-43263 affects Froala Froala Editor. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-43263?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2023-43263 published?: CVE-2023-43263 was published on 2023-09-27 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:froala:froala_editor:4.1.1:*:*:*:*:*:*:*

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CVE-2023-41592 — Medium (CVSS 5.4): Froala Editor v4.0.1 to v4.1.1 was discovered to contain a cross-site scripting (XSS) vulnerability.

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