No exploitation reportedFix available

CVE-2022-25647

Q: Is CVE-2022-25647 actively exploited?

Active exploitation of CVE-2022-25647 has not been confirmed. Its EPSS score was 12.2% on 2026-10-23, the estimated probability of exploitation in the next 30 days.

Q: What is the CVSS score for CVE-2022-25647?

CVE-2022-25647 has a CVSS v3 base score of 7.5 (HIGH severity), with vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

No exploitation reported by the sources we read.

Published2022-05-01
WeaknessCWE-502

Am I affected?

With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.

Description

The package com.google.code.gson:gson before 2.8.9 are vulnerable to Deserialization of Untrusted Data via the writeReplace() method in internal classes, which may lead to DoS attacks.

Timeline

dates in UTC

2022-05-0116:15CVE publishedNVD
2026-10-2319:23EPSS crossed 10 %FIRST EPSS

Observed activity

isMalicious corpus · updated 2026-10-23 21:37 UTC

Indicators tagged with this CVE, per day0 indicators over 7 days

Block these indicators

Firewall list (EDL, text): https://api.ismalicious.com/edl/cve/CVE-2022-25647?format=txt
CSV export: https://api.ismalicious.com/edl/cve/CVE-2022-25647?format=csv
TAXII collection of exploited CVEs
The EDL and CSV take an API key on the Pro plan.

Versions per branch

NVD · OSV

Debian debian linux

Branch	Affected	Fixed in	Source
9.0	= 9.0	no fix published	NVD
10.0	= 10.0	no fix published	NVD
11.0	= 11.0	no fix published	NVD

Oracle graalvm

Branch	Affected	Fixed in	Source
20.3	= 20.3.6	no fix published	NVD
21.3	= 21.3.2	no fix published	NVD
22.1	= 22.1.0	no fix published	NVD

Google gson

Branch	Affected	Fixed in	Source
2.x	≥ 2.2.3, < 2.8.9	2.8.9	NVD
2.8	< 2.8.9	2.8.9	OSV

3 more products in the sources.

as publishedRanges as NVD and OSV publish them; a distribution’s build can be fixed under an older number.

Fix

Advisories and patches

Detection

Nuclei template: none so far
Exploit-DB: no entry
Proof-of-concept repositories: none listed

Sources

CISA-ADPSSVC decisionnone2026-05-22
OpenCVESSVC decisionnone—
CNACVSS 3.17.7read 2026-10-23
NVDCVSS 3.17.5read 2026-10-23
NVDCVSS 2.05read 2026-10-23
CISA-ADPweakness (CWE)CWE-5022026-05-22
NVDweakness (CWE)CWE-502read 2026-10-23
FIRST EPSSEPSS score12.2 %read 2026-10-23
OSVaffected packages—

Technical details

CVSS v3 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Published: 2022-05-01
Last Modified: 2026-06-17
NVD status: Modified

Frequently asked questions

What is CVE-2022-25647?

The package com.google.code.gson:gson before 2.8.9 are vulnerable to Deserialization of Untrusted Data via the writeReplace() method in internal classes, which may lead to DoS attacks.

Is CVE-2022-25647 actively exploited?

Active exploitation of CVE-2022-25647 has not been confirmed. Its EPSS score was 12.2% on 2026-10-23, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2022-25647?

CVE-2022-25647 has a CVSS v3 base score of 7.5 (HIGH severity), with vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

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