How severe is CVE-2021-44176?

CVE-2021-44176 has a CVSS 3.x base score of 8.1, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability none.

Is CVE-2021-44176 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (73rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-44176?

CVE-2021-44176 primarily affects Adobe Experience Manager. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2021-44176?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2021-44176 published?

CVE-2021-44176 was published on 2022-01-13 and last updated on 2026-06-17.

CVE-2021-44176

CVE-2021-44176 is a high-severity vulnerability in Adobe Experience Manager with a CVSS 3.x base score of 8.1. 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: High (CVSS 3.x base score 8.1)
CVSS v2: 4.3
EPSS exploit prediction: 2% (73rd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Adobe Experience Manager
Published: 2022-01-13
Last modified: 2026-06-17

Description

AEM's Cloud Service offering, as well as version 6.5.10.0 (and below) are affected by a stored Cross-Site Scripting (XSS) vulnerability that could be abused by an attacker to inject malicious scripts into vulnerable form fields. Malicious JavaScript may be executed in a victim’s browser when they browse to the page containing the vulnerable field.

Frequently asked questions

What is CVE-2021-44176?: AEM's Cloud Service offering, as well as version 6.5.10.0 (and below) are affected by a stored Cross-Site Scripting (XSS) vulnerability that could be abused by an attacker to inject malicious scripts into vulnerable form fields. Malicious JavaScript may be executed in a victim’s browser when they browse to the page containing the vulnerable field.
How severe is CVE-2021-44176?: CVE-2021-44176 has a CVSS 3.x base score of 8.1, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability none.
Is CVE-2021-44176 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (73rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-44176?: CVE-2021-44176 primarily affects Adobe Experience Manager. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2021-44176?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2021-44176 published?: CVE-2021-44176 was published on 2022-01-13 and last updated on 2026-06-17.

References

https://helpx.adobe.com/security/products/experience-manager/apsb21-103.html

Affected products (2)

cpe:2.3:a:adobe:experience_manager:*:*:*:*:*:*:*:*
cpe:2.3:a:adobe:experience_manager_cloud_service:-:*:*:*:*:*:*:*

More vulnerabilities in Adobe Experience Manager

CVE-2025-49533 — Critical (CVSS 9.8): Adobe Experience Manager (MS) versions 6.5.23.0 and earlier are affected by a Deserialization of Untrusted Data…
CVE-2021-40722 — Critical (CVSS 9.8): AEM Forms Cloud Service offering, as well as version 6.5.10.0 (and below) are affected by an XML External Entity (XXE)…
CVE-2019-8088 — Critical (CVSS 9.8): Adobe Experience Manager versions 6.5, 6.4, 6.3 and 6.2 have a command injection vulnerability. Successful exploitation…
CVE-2019-7964 — Critical (CVSS 9.8): Adobe Experience Manager versions 6.5, and 6.4 have an authentication bypass vulnerability. Successful exploitation…
CVE-2017-3108 — Critical (CVSS 9.8): Adobe Experience Manager 6.2 and earlier has a malicious file execution vulnerability.
CVE-2026-34691 — Critical (CVSS 9.3): Adobe Experience Manager Forms JEE versions LTS SP1, 6.5.24.0 and earlier are affected by a stored Cross-Site Scripting…

All CVEs affecting Adobe Experience Manager →

Other CWE-79 (Cross-site Scripting (XSS)) vulnerabilities

CVE-2025-49410 — Critical (CVSS 10.0): Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Imran Emu TC…
CVE-2024-47875 — Critical (CVSS 10.0): DOMPurify is a DOM-only, super-fast, uber-tolerant XSS sanitizer for HTML, MathML and SVG. DOMpurify was vulnerable to…
CVE-2024-6886 — Critical (CVSS 10.0): Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in Gitea…
CVE-2023-45144 — Critical (CVSS 10.0): com.xwiki.identity-oauth:identity-oauth-ui is a package to aid in building identity and service providers based on…
CVE-2023-45138 — Critical (CVSS 10.0): Change Request is an pplication allowing users to request changes on a wiki without publishing the changes directly.…
CVE-2022-4361 — Critical (CVSS 10.0): Keycloak, an open-source identity and access management solution, has a cross-site scripting (XSS) vulnerability in the…

Browse all CWE-79 (Cross-site Scripting (XSS)) vulnerabilities →