How severe is CVE-2022-28820?

CVE-2022-28820 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-2022-28820 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (59th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2022-28820?

CVE-2022-28820 affects Adobe Acs Aem Commons. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2022-28820?

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

When was CVE-2022-28820 published?

CVE-2022-28820 was published on 2022-04-21 and last updated on 2026-06-17.

CVE-2022-28820

CVE-2022-28820 is a medium-severity vulnerability in Adobe Acs Aem Commons 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% (59th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Adobe Acs Aem Commons
Published: 2022-04-21
Last modified: 2026-06-17

Description

ACS Commons version 5.1.x (and earlier) suffers from a Reflected Cross-site Scripting (XSS) vulnerability in /apps/acs-commons/content/page-compare.html endpoint via the a and b GET parameters. User input submitted via these parameters is not validated or sanitised. An attacker must provide a link to someone with access to AEM Author, and could potentially exploit this vulnerability to inject malicious JavaScript content into vulnerable form fields and execute it within the context of the victim's browser. The exploitation of this issue requires user interaction in order to be successful.

Frequently asked questions

What is CVE-2022-28820?: ACS Commons version 5.1.x (and earlier) suffers from a Reflected Cross-site Scripting (XSS) vulnerability in /apps/acs-commons/content/page-compare.html endpoint via the a and b GET parameters. User input submitted via these parameters is not validated or sanitised. An attacker must provide a link to someone with access to AEM Author, and could potentially exploit this vulnerability to inject malicious JavaScript content into vulnerable form fields and execute it within the context of the victim's browser. The exploitation of this issue requires user interaction in order to be successful.
How severe is CVE-2022-28820?: CVE-2022-28820 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-2022-28820 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (59th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2022-28820?: CVE-2022-28820 affects Adobe Acs Aem Commons. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2022-28820?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2022-28820 published?: CVE-2022-28820 was published on 2022-04-21 and last updated on 2026-06-17.

References

https://github.com/Adobe-Consulting-Services/acs-aem-commons/security/advisories/GHSA-w5m2-299g-rff5

Affected products (1)

cpe:2.3:a:adobe:acs_aem_commons:*:*:*:*:*:*:*:*

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