No exploitation reported

CVE-2023-26512

No exploitation reported by the sources we read.

Published2023-07-17
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

CWE-502 Deserialization of Untrusted Data at the rabbitmq-connector plugin module in Apache EventMesh (incubating) V1.7.0\V1.8.0 on windows\linux\mac os e.g. platforms allows attackers to send controlled message and remote code execute via rabbitmq messages. Users can use the code under the master branch in project repo to fix this issue, we will release the new version as soon as possible.

Timeline

dates in UTC

2023-07-1708:15CVE 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-2023-26512?format=txt
CSV export: https://api.ismalicious.com/edl/cve/CVE-2023-26512?format=csv
TAXII collection of exploited CVEs
The EDL and CSV take an API key on the Pro plan.

Versions per branch

CISA-ADP · NVD · OSV

Apache eventmesh

Branch	Affected	Fixed in	Source
1.x	≥ 1.7.0, ≤ 1.8.0	no fix published	CISA-ADP

Apache eventmesh-connector-rabbitmqversion to verify

Branch	Affected	Fixed in	Source
1.x	≥ 1.7.0, ≤ 1.8.0	no fix published	NVD

eventmesh-connector-rabbitmq

Branch	Affected	Fixed in	Source
1.x	≥ 1.7.0, ≤ 1.8.0	no fix published	OSV

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

Fix

No fix published by the sources we read yet. NVD record

Detection

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

Sources

CISA-ADPSSVC decisionnone2024-10-02
OpenCVESSVC decisionnone—
CISA-ADPCVSS 3.19.82024-10-02
NVDCVSS 3.19.8read 2026-10-23
CNAweakness (CWE)CWE-502read 2026-10-23
FIRST EPSSEPSS score1.3 %2026-10-23
OSVaffected packages—

Technical details

CVSS v3 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Published: 2023-07-17
Last Modified: 2026-06-17
NVD status: Analyzed

Frequently asked questions

What is CVE-2023-26512?

Is CVE-2023-26512 actively exploited?

Active exploitation of CVE-2023-26512 has not been confirmed. Its EPSS score was 1.3% on 2026-10-23, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2023-26512?

CVE-2023-26512 has a CVSS v3 base score of 9.8 (CRITICAL severity), with vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

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