Public proof of conceptFix available

CVE-2023-22941

Q: Is CVE-2023-22941 actively exploited?

Active exploitation of CVE-2023-22941 has not been confirmed. Its EPSS score was 1.0% on 2026-10-23, the estimated probability of exploitation in the next 30 days.

Q: What is the CVSS score for CVE-2023-22941?

CVE-2023-22941 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.

A public proof of concept exists; no exploitation attested.

Published2023-02-14
Fixed in9.0.4 · 8.2.10 · 8.1.13
WeaknessCWE-248

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 Splunk Enterprise versions below 8.1.13, 8.2.10, and 9.0.4, an improperly-formatted ‘INGEST_EVAL’ parameter in a Field Transformation crashes the Splunk daemon (splunkd).

Timeline

dates in UTC

2023-02-1418:15CVE publishedNVD
2026-10-2319:23First public proof of conceptPoC-in-GitHub

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-2023-22941?format=txt
CSV export: https://api.ismalicious.com/edl/cve/CVE-2023-22941?format=csv
TAXII collection of exploited CVEs
The EDL and CSV take an API key on the Pro plan.

Versions per branch

NVD

Splunk

Branch	Affected	Fixed in	Source
9.0	≥ 9.0.0, < 9.0.4	9.0.4	NVD
8.2	≥ 8.2.0, < 8.2.10	8.2.10	NVD
8.1	≥ 8.1.0, < 8.1.13	8.1.13	NVD

Splunk splunk cloud platform

Branch	Affected	Fixed in	Source
9.0	< 9.0.2209.3	9.0.2209.3	NVD

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

Fix

Update Splunk to 9.0.4 · 8.2.10 · 8.1.13

Advisories and patches

advisory.splunk.comVendor Advisory
research.splunk.comVendor Advisory

Detection

read 2026-10-23 19:23 UTC

Nuclei template: none so far
Exploit-DB: no entry
Proof-of-concept repositories: 1 repository, unverifiededuardosantos1989/CVE-2023-22941

Sources

CISA-ADPSSVC decisionnone2024-05-20
OpenCVESSVC decisionnone—
CNACVSS 3.16.5read 2026-10-23
NVDCVSS 3.17.5read 2026-10-23
CNAweakness (CWE)CWE-248read 2026-10-23
FIRST EPSSEPSS score1.0 %2026-10-23
PoC-in-GitHubproof of concept1read 2026-10-23

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: 2023-02-14
Last Modified: 2026-06-17
NVD status: Modified

Frequently asked questions

What is CVE-2023-22941?

In Splunk Enterprise versions below 8.1.13, 8.2.10, and 9.0.4, an improperly-formatted ‘INGEST_EVAL’ parameter in a Field Transformation crashes the Splunk daemon (splunkd).

Is CVE-2023-22941 actively exploited?

Active exploitation of CVE-2023-22941 has not been confirmed. Its EPSS score was 1.0% on 2026-10-23, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2023-22941?

CVE-2023-22941 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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