How severe is CVE-2023-52083?

CVE-2023-52083 has a CVSS 3.x base score of 2.0, rated low severity. It is exploitable over network with high attack complexity, requires high privileges and user interaction. Impact on confidentiality is none, integrity low, and availability none.

Is CVE-2023-52083 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (23rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-52083?

CVE-2023-52083 affects Wintercms Winter. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-52083?

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

When was CVE-2023-52083 published?

CVE-2023-52083 was published on 2023-12-28 and last updated on 2026-06-17.

CVE-2023-52083

CVE-2023-52083 is a low-severity vulnerability in Wintercms Winter with a CVSS 3.x base score of 2.0. 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: Low (CVSS 3.x base score 2.0)
EPSS exploit prediction: 0% (23rd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Wintercms Winter
Published: 2023-12-28
Last modified: 2026-06-17

Description

Winter is a free, open-source content management system. Prior to 1.2.4, users with the `media.manage_media` permission can upload files to the Media Manager and rename them after uploading. Previously, media manager files were only sanitized on upload, not on renaming, which could have allowed a stored XSS attack. This issue has been patched in v1.2.4.

Frequently asked questions

What is CVE-2023-52083?: Winter is a free, open-source content management system. Prior to 1.2.4, users with the `media.manage_media` permission can upload files to the Media Manager and rename them after uploading. Previously, media manager files were only sanitized on upload, not on renaming, which could have allowed a stored XSS attack. This issue has been patched in v1.2.4.
How severe is CVE-2023-52083?: CVE-2023-52083 has a CVSS 3.x base score of 2.0, rated low severity. It is exploitable over network with high attack complexity, requires high privileges and user interaction. Impact on confidentiality is none, integrity low, and availability none.
Is CVE-2023-52083 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (23rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-52083?: CVE-2023-52083 affects Wintercms Winter. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-52083?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2023-52083 published?: CVE-2023-52083 was published on 2023-12-28 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:wintercms:winter:*:*:*:*:*:*:*:*

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