How severe is CVE-2022-27853?

CVE-2022-27853 has a CVSS 3.x base score of 4.8, rated medium severity. It is exploitable over network with low attack complexity, requires high privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.

Is CVE-2022-27853 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (40th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2022-27853?

CVE-2022-27853 affects Contest-gallery Contest Gallery. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2022-27853?

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

When was CVE-2022-27853 published?

CVE-2022-27853 was published on 2022-04-18 and last updated on 2026-06-17.

CVE-2022-27853

CVE-2022-27853 is a medium-severity vulnerability in Contest-gallery Contest Gallery with a CVSS 3.x base score of 4.8. 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 4.8)
CVSS v2: 3.5
EPSS exploit prediction: 1% (40th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Contest-gallery Contest Gallery
Published: 2022-04-18
Last modified: 2026-06-17

Description

Authenticated (author or higher role) Stored Cross-Site Scripting (XSS) in Contest Gallery (WordPress plugin) <= 13.1.0.9

Frequently asked questions

What is CVE-2022-27853?: Authenticated (author or higher role) Stored Cross-Site Scripting (XSS) in Contest Gallery (WordPress plugin) <= 13.1.0.9
How severe is CVE-2022-27853?: CVE-2022-27853 has a CVSS 3.x base score of 4.8, rated medium severity. It is exploitable over network with low attack complexity, requires high privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2022-27853 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (40th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2022-27853?: CVE-2022-27853 affects Contest-gallery Contest Gallery. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2022-27853?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2022-27853 published?: CVE-2022-27853 was published on 2022-04-18 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:contest-gallery:contest_gallery:*:*:*:*:*:wordpress:*:*

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