No exploitation reportedFix available

CVE-2023-28867

Q: Is CVE-2023-28867 actively exploited?

Active exploitation of CVE-2023-28867 has not been confirmed. Its EPSS score was 1.1% on 2026-10-23, the estimated probability of exploitation in the next 30 days.

Q: What is the CVSS score for CVE-2023-28867?

CVE-2023-28867 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.

Published2023-03-27
Fixed in20.1 · 19.4 · 18.4 · 17.5 · 0.0.0-2023-03-20T01-49-44-80e3135
WeaknessCWE-770

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

In GraphQL Java (aka graphql-java) before 20.1, an attacker can send a crafted GraphQL query that causes stack consumption. The fixed versions are 20.1, 19.4, 18.4, 17.5, and 0.0.0-2023-03-20T01-49-44-80e3135.

Timeline

dates in UTC

2023-03-2701:15CVE publishedNVD

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-2023-28867?format=txt
CSV export: https://api.ismalicious.com/edl/cve/CVE-2023-28867?format=csv
TAXII collection of exploited CVEs
The EDL and CSV take an API key on the Pro plan.

Versions per branch

OSV · NVD

Graphql-java

Branch	Affected	Fixed in	Source
20.x	≥ 20.0, < 20.1	20.1	OSV
19.x	≥ 19.0, < 19.4	19.4	NVD · OSV
18.x	≥ 18.0, < 18.4	18.4	NVD · OSV
17.5	< 17.5	17.5	NVD
17.5	≥ 1.2, < 17.5	17.5	OSV
0.0	< 0.0.0-2023-03-20T01-49-44-80e3135	0.0.0-2023-03-20T01-49-44-80e3135	OSV
20.0	= 20.0	no fix published	NVD

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

Fix

Update Graphql-java to 20.1 · 19.4 · 18.4 · 17.5 · 0.0.0-2023-03-20T01-49-44-80e3135

Advisories and patches

github.comPatch
github.comRelease Notes
github.comRelease Notes
github.comRelease Notes
github.comRelease Notes

Detection

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

Sources

CISA-ADPSSVC decisionnone2025-02-19
OpenCVESSVC decisionnone—
NVDCVSS 3.17.5read 2026-10-23
NVDweakness (CWE)CWE-770read 2026-10-23
FIRST EPSSEPSS score1.1 %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: 2023-03-27
Last Modified: 2026-06-17
NVD status: Modified

Frequently asked questions

What is CVE-2023-28867?

Is CVE-2023-28867 actively exploited?

Active exploitation of CVE-2023-28867 has not been confirmed. Its EPSS score was 1.1% on 2026-10-23, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2023-28867?

CVE-2023-28867 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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