CVE-2022-24762

Name: CVE-2022-24762
Creator: NVD / NIST
Published: 2022-03-14T23:15:08.427+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 6.5/10EPSS 0.67%

Last modified Jun 17, 2026

CVE-2022-24762 is a medium-severity vulnerability rated 6.5/10 on the CVSS scale. sysend.js is a library that allows a user to send messages between pages that are open in the same browser. Users that use cross-origin communication may have their communications intercepted. EPSS estimates a 0.67% chance of exploitation in the next 30 days.

Description

sysend.js is a library that allows a user to send messages between pages that are open in the same browser. Users that use cross-origin communication may have their communications intercepted. Impact is limited by the communication occurring in the same browser. This issue has been patched in sysend.js version 1.10.0. The only currently known workaround is to avoid sending communications that a user does not want to have intercepted via sysend messages.

Metrics

CVSS 3.1

6.5/10

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

EPSS Probability

0.67%

47.4th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Sysend.Js Project	Sysend.Js	< 1.10.0

References

https://github.com/jcubic/sysend.js/commit/a24f4b776fb18191ae0f7e3d90c2c7bec459431aPatch, Third Party Advisory
https://github.com/jcubic/sysend.js/issues/33Exploit, Issue Tracking, Third Party Advisory
https://github.com/jcubic/sysend.js/releases/tag/1.10.0Release Notes, Third Party Advisory
https://github.com/jcubic/sysend.js/security/advisories/GHSA-4vvg-x86p-mvqcThird Party Advisory
https://github.com/jcubic/sysend.js/commit/a24f4b776fb18191ae0f7e3d90c2c7bec459431aPatch, Third Party Advisory
https://github.com/jcubic/sysend.js/issues/33Exploit, Issue Tracking, Third Party Advisory
https://github.com/jcubic/sysend.js/releases/tag/1.10.0Release Notes, Third Party Advisory
https://github.com/jcubic/sysend.js/security/advisories/GHSA-4vvg-x86p-mvqcThird Party Advisory

Timeline

Published: Mar 14, 2022
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2022-24762?

How severe is CVE-2022-24762?

CVE-2022-24762 has a CVSS score of 6.5/10 (MEDIUM severity). The EPSS model estimates a 0.67% probability of exploitation in the next 30 days.

How do I fix CVE-2022-24762?

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.

Are you affected by CVE-2022-24762?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST