How severe is CVE-2023-42426?

CVE-2023-42426 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-2023-42426 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (60th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-42426?

CVE-2023-42426 affects Froala Froala Editor. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-42426?

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

When was CVE-2023-42426 published?

CVE-2023-42426 was published on 2023-09-25 and last updated on 2026-07-05.

CVE-2023-42426

CVE-2023-42426 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% (60th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Froala Froala Editor
Published: 2023-09-25
Last modified: 2026-07-05

Description

Cross-site scripting (XSS) vulnerability in Froala Froala Editor v.4.1.1 allows remote attackers to execute arbitrary code via the 'Insert link' parameter in the 'Insert Image' component.

Frequently asked questions

What is CVE-2023-42426?: Cross-site scripting (XSS) vulnerability in Froala Froala Editor v.4.1.1 allows remote attackers to execute arbitrary code via the 'Insert link' parameter in the 'Insert Image' component.
How severe is CVE-2023-42426?: CVE-2023-42426 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-2023-42426 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (60th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-42426?: CVE-2023-42426 affects Froala Froala Editor. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-42426?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2023-42426 published?: CVE-2023-42426 was published on 2023-09-25 and last updated on 2026-07-05.

References

Affected products (1)

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

More vulnerabilities in Froala Froala Editor

CVE-2023-43263 — Medium (CVSS 6.1): A Cross-site scripting (XSS) vulnerability in Froala Editor v.4.1.1 allows attackers to execute arbitrary code via the…
CVE-2020-22864 — Medium (CVSS 6.1): A cross site scripting (XSS) vulnerability in the Insert Video function of Froala WYSIWYG Editor 3.1.0 allows attackers…
CVE-2021-30109 — Medium (CVSS 6.1): Froala Editor 3.2.6 is affected by Cross Site Scripting (XSS). Under certain conditions, a base64 crafted string leads…
CVE-2020-26523 — Medium (CVSS 6.1): Froala Editor before 3.2.2 allows XSS via pasted content.
CVE-2019-19935 — Medium (CVSS 6.1): Froala Editor before 3.2.3 allows XSS.
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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