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CVE-2021-44178

21
FAUCET Score

CVE-2021-44178 is a reflected Cross-Site Scripting (XSS) vulnerability affecting Adobe Experience Manager (AEM) Cloud Service and AEM version 6.5.10.0 and earlier. An attacker could exploit this by convincing a victim to visit a malicious URL, leading to the execution of arbitrary JavaScript in the victim's browser. With a CVSS score of 6.1 (Medium), this vulnerability requires user interaction and has low impact on confidentiality and integrity. There is no evidence of active exploitation, publicly available exploit code, or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
<= 6.5.10.0CPE matchmatch criteria
cpe:2.3:a:adobe:experience_manager:*:*:*:*:*:*:*:*
Range not provided by sourceCPE matchmatch criteria
cpe:2.3:a:adobe:experience_manager_cloud_service:-:*:*:*:*:*:*:*
<= 6.5.10.0CPE match
cpe:2.3:a:adobe:experience_manager:*:*:*:*:aem_cloud_service:*:*:*

CVSS Data

CVSS version used by this source: 3.1

5.4MEDIUM

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
LOW
Integrity Impact
LOW
Availability Impact
NONE
Exploitability Score
2.8
Impact Score
2.5
CvssVersion
3.1

Exploit Intelligence

EPSS Score
1.41%
Probability of exploitation in next 30 days
EPSS Percentile
69.8%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0141 is in the 82nd percentile among its peer group of 26,221 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Vendor Patches (1)

adobevendor investigatingvia nvd_reference
View patch

References

helpx.adobe.com / security/products/experience-manager/apsb21-103.html
Release NotesVendor Advisory