CVE-2022-25867
NULL Pointer Dereference
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.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- None
- Integrity
- None
- Availability
- High
Exploit likelihood
What each source reports
CVE List Score used
NULL Pointer Dereference
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.
- Record
CVE-2022-25867- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:P - Updated
- 2026-11-02
EUVDEUVD-2022-6512
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.
- Record
EUVD-2022-6512- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:P - Updated
- 2026-11-03
GitHub AdvisoriesGHSA-85xx-xhjm-rhrw
Socket.IO-client Java before 2.0.1 vulnerable to NULL Pointer Dereference
The package io.socket:socket.io-client before 2.0.1 is vulnerable to NULL Pointer Dereference when parsing a packet with with invalid payload format.
- Record
GHSA-85xx-xhjm-rhrw- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - Weakness
- CWE-476
- Updated
- 2026-11-02
NVD
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.
- Record
CVE-2022-25867- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - Weakness
- CWE-476
- Updated
- 2026-11-02
OSV
NULL Pointer Dereference
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.
- Record
CVE-2022-25867- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:P - Updated
- 2026-11-02
OSVGHSA-85xx-xhjm-rhrw
Socket.IO-client Java before 2.0.1 vulnerable to NULL Pointer Dereference
The package io.socket:socket.io-client before 2.0.1 is vulnerable to NULL Pointer Dereference when parsing a packet with with invalid payload format.
- Record
GHSA-85xx-xhjm-rhrw- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - Weakness
- CWE-476
- Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
io.socket:socket.io-clientMaven |
before 2.0.1 | 2.0.1 |
io.socket:socket.io-clientMaven |
before 2.0.1, plus listed versions 0.6.10.6.20.6.30.7.00.8.0 Show 8 moreShow less0.8.10.8.20.8.30.9.01.0.01.0.11.0.22.0.0 |
2.0.1 |
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases, published | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2022-25867 is a high vulnerability (CVSS 7.5) in Socket Socket.io-client Java, published August 2, 2022. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.65%, the 76th percentile. Fixed in io.socket:socket.io-client 2.0.1.
References
security.snyk.io/vuln/SNYK-JAVA-IOSOCKET-2949738
github.com/socketio/socket.io-client-java/issues/508%23issuecomment-1179817361
nvd.nist.gov/vuln/detail/CVE-2022-25867