How severe is CVE-2023-0276?

CVE-2023-0276 has a CVSS 3.x base score of 5.4, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.

Is CVE-2023-0276 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (37th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-0276?

CVE-2023-0276 affects Weavertheme Weaver Xtreme Theme Support. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-0276?

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

When was CVE-2023-0276 published?

CVE-2023-0276 was published on 2023-04-24 and last updated on 2026-06-17.

CVE-2023-0276

CVE-2023-0276 is a medium-severity vulnerability in Weavertheme Weaver Xtreme Theme Support with a CVSS 3.x base score of 5.4. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: Medium (CVSS 3.x base score 5.4)
EPSS exploit prediction: 0% (37th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Weavertheme Weaver Xtreme Theme Support
Published: 2023-04-24
Last modified: 2026-06-17

Description

The Weaver Xtreme Theme Support WordPress plugin before 6.2.7 does not validate and escape some of its shortcode attributes before outputting them back in a page/post where the shortcode is embed, which could allow users with the contributor role and above to perform Stored Cross-Site Scripting attacks.

Frequently asked questions

What is CVE-2023-0276?: The Weaver Xtreme Theme Support WordPress plugin before 6.2.7 does not validate and escape some of its shortcode attributes before outputting them back in a page/post where the shortcode is embed, which could allow users with the contributor role and above to perform Stored Cross-Site Scripting attacks.
How severe is CVE-2023-0276?: CVE-2023-0276 has a CVSS 3.x base score of 5.4, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2023-0276 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (37th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-0276?: CVE-2023-0276 affects Weavertheme Weaver Xtreme Theme Support. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-0276?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2023-0276 published?: CVE-2023-0276 was published on 2023-04-24 and last updated on 2026-06-17.

References

https://wpscan.com/vulnerability/d00824a3-7df5-4b52-a31b-5fdfb19c970f

Affected products (1)

cpe:2.3:a:weavertheme:weaver_xtreme_theme_support:*:*:*:*:*:wordpress:*:*

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