How severe is CVE-2022-28367?

CVE-2022-28367 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-2022-28367 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (62nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2022-28367?

CVE-2022-28367 affects Antisamy Project Antisamy. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2022-28367?

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

When was CVE-2022-28367 published?

CVE-2022-28367 was published on 2022-04-21 and last updated on 2026-06-17.

CVE-2022-28367

CVE-2022-28367 is a medium-severity vulnerability in Antisamy Project Antisamy 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)
CVSS v2: 4.3
EPSS exploit prediction: 1% (62nd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Antisamy Project Antisamy
Published: 2022-04-21
Last modified: 2026-06-17

Description

OWASP AntiSamy before 1.6.6 allows XSS via HTML tag smuggling on STYLE content with crafted input. The output serializer does not properly encode the supposed Cascading Style Sheets (CSS) content.

Frequently asked questions

What is CVE-2022-28367?: OWASP AntiSamy before 1.6.6 allows XSS via HTML tag smuggling on STYLE content with crafted input. The output serializer does not properly encode the supposed Cascading Style Sheets (CSS) content.
How severe is CVE-2022-28367?: CVE-2022-28367 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-2022-28367 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (62nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2022-28367?: CVE-2022-28367 affects Antisamy Project Antisamy. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2022-28367?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2022-28367 published?: CVE-2022-28367 was published on 2022-04-21 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:antisamy_project:antisamy:*:*:*:*:*:*:*:*

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