Predictive Vulnerability Intelligence.

Product

  • Product
  • Pricing
  • Documentation

Company

  • About
  • Partnerships
  • Blog
  • Support

Legal

  • Terms
  • Privacy
  • Data Licensing

© 2026 FAUCET Technologies LLC. All rights reserved.

CVE-2022-4882

19
FAUCET Score

CVE-2022-4882 is a cross-site scripting (XSS) vulnerability found in kaltura mwEmbed versions up to 2.91, specifically within the Share Plugin's share.js component. This medium-severity vulnerability (CVSS 4.7) requires user interaction and has a high attack complexity, making exploitation difficult. While public exploit details exist, there is no evidence of active exploitation, and it lacks significant community discussion or media coverage. Organizations are advised to upgrade to kaltura mwEmbed version 2.92.rc1 to mitigate this risk.

Impacted Technologies

VendorProductVersion(s)CPE
<= 2.91CPE matchmatch criteria
cpe:2.3:a:kaltura:mwembed:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

2.6LOW

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

Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
LOW
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
LOW
Availability Impact
NONE
Exploitability Score
1.2
Impact Score
1.4
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.56%
Probability of exploitation in next 30 days
EPSS Percentile
43.0%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0056 is in the 60th percentile among its peer group of 707 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.2 Bluesky, 0.0 Mastodon, and 0.2 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.2 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (1)

github_advisorypatch availablevia nvd_reference
View patch

References

github.com / kaltura/mwEmbed/commit/4f11b6f6610acd6d89de5f8be47cf7c610643845
Patch
github.com / kaltura/mwEmbed/pull/4255
Patch
github.com / kaltura/mwEmbed/releases/tag/v2.92.rc1
Release Notes
vuldb.com
Permissions Required
vuldb.com
Permissions Required