How severe is CVE-2022-25867?

CVE-2022-25867 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2022-25867 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (67th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2022-25867?

CVE-2022-25867 affects Socket Socket.io-client Java. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2022-25867?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2022-25867 published?

CVE-2022-25867 was published on 2022-08-02 and last updated on 2026-06-17.

CVE-2022-25867

CVE-2022-25867 is a high-severity vulnerability in Socket Socket.io-client Java with a CVSS 3.x base score of 7.5. 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-476.

Key facts

Severity: High (CVSS 3.x base score 7.5)
EPSS exploit prediction: 1% (67th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-476
Affected product: Socket Socket.io-client Java
Published: 2022-08-02
Last modified: 2026-06-17

Description

The package io.socket:socket.io-client before 2.0.1 are vulnerable to NULL Pointer Dereference when parsing a packet with with invalid payload format.

Frequently asked questions

What is CVE-2022-25867?: The package io.socket:socket.io-client before 2.0.1 are vulnerable to NULL Pointer Dereference when parsing a packet with with invalid payload format.
How severe is CVE-2022-25867?: CVE-2022-25867 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2022-25867 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (67th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2022-25867?: CVE-2022-25867 affects Socket Socket.io-client Java. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2022-25867?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2022-25867 published?: CVE-2022-25867 was published on 2022-08-02 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:socket:socket.io-client_java:*:*:*:*:*:*:*:*

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