CVE-2022-4882: A vulnerability was found in kaltura mwEmbed up to 2.91. It has been rated as problematic. Affected by this issue is some unknown functionality of the...

Description

A vulnerability was found in kaltura mwEmbed up to 2.91. It has been rated as problematic. Affected by this issue is some unknown functionality of the file modules/KalturaSupport/components/share/share.js of the component Share Plugin. The manipulation of the argument res leads to cross site scripting. The attack may be launched remotely. The complexity of an attack is rather high. The exploitation is known to be difficult. The exploit has been disclosed to the public and may be used. Upgrading to version 2.92.rc1 is able to address this issue. The name of the patch is 4f11b6f6610acd6d89de5f8be47cf7c610643845. It is recommended to upgrade the affected component. The identifier of this vulnerability is VDB-217664.

Metrics

CVSS 3.1

4.7/10

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

EPSS Probability

0.56%

42.0th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Kaltura	Mwembed	<= 2.91

References

https://github.com/kaltura/mwEmbed/commit/4f11b6f6610acd6d89de5f8be47cf7c610643845Patch
https://github.com/kaltura/mwEmbed/pull/4255Patch
https://github.com/kaltura/mwEmbed/releases/tag/v2.92.rc1Release Notes
https://vuldb.com/?ctiid.217664Permissions Required
https://vuldb.com/?id.217664Permissions Required
https://github.com/kaltura/mwEmbed/commit/4f11b6f6610acd6d89de5f8be47cf7c610643845Patch
https://github.com/kaltura/mwEmbed/pull/4255Patch
https://github.com/kaltura/mwEmbed/releases/tag/v2.92.rc1Release Notes
https://vuldb.com/?ctiid.217664Permissions Required
https://vuldb.com/?id.217664Permissions Required

Timeline

Published: Jan 9, 2023
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2022-4882?

A vulnerability was found in kaltura mwEmbed up to 2.91. It has been rated as problematic. Affected by this issue is some unknown functionality of the file modules/KalturaSupport/components/share/share.js of the component Share Plugin. The manipulation of the argument res leads to cross site scripting. The attack may be launched remotely. The complexity of an attack is rather high. The exploitation is known to be difficult. The exploit has been disclosed to the public and may be used. Upgrading to version 2.92.rc1 is able to address this issue. The name of the patch is 4f11b6f6610acd6d89de5f8be47cf7c610643845. It is recommended to upgrade the affected component. The identifier of this vulnerability is VDB-217664.

How severe is CVE-2022-4882?

CVE-2022-4882 has a CVSS score of 4.7/10 (MEDIUM severity). The EPSS model estimates a 0.56% probability of exploitation in the next 30 days.

How do I fix CVE-2022-4882?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.