How severe is CVE-2022-24762?

CVE-2022-24762 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2022-24762 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (48th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2022-24762?

CVE-2022-24762 affects Sysend.js Project Sysend.js. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2022-24762?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2022-24762 published?

CVE-2022-24762 was published on 2022-03-14 and last updated on 2026-06-17.

CVE-2022-24762

CVE-2022-24762 is a medium-severity vulnerability in Sysend.js Project Sysend.js with a CVSS 3.x base score of 6.5. 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-346.

Key facts

Severity: Medium (CVSS 3.x base score 6.5)
CVSS v2: 4.3
EPSS exploit prediction: 1% (48th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-346
Affected product: Sysend.js Project Sysend.js
Published: 2022-03-14
Last modified: 2026-06-17

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.

Frequently asked questions

What is CVE-2022-24762?: 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.
How severe is CVE-2022-24762?: CVE-2022-24762 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2022-24762 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (48th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2022-24762?: CVE-2022-24762 affects Sysend.js Project Sysend.js. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2022-24762?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2022-24762 published?: CVE-2022-24762 was published on 2022-03-14 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:sysend.js_project:sysend.js:*:*:*:*:*:node.js:*:*

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