No exploitation reportedFix available

CVE-2025-66422

Q: Is CVE-2025-66422 actively exploited?

Active exploitation of CVE-2025-66422 has not been confirmed. Its EPSS score was 0.3% on 2026-10-23, the estimated probability of exploitation in the next 30 days.

Q: What is the CVSS score for CVE-2025-66422?

CVE-2025-66422 has a CVSS v3 base score of 4.3 (MEDIUM severity), with vector string CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N.

No exploitation reported by the sources we read.

Published2025-11-30
Fixed in7.6.11 · 7.4.21 · 7.0.40 · 6.0.70
WeaknessCWE-402

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

Tryton trytond before 7.6.11 allows remote attackers to obtain sensitive trace-back (server setup) information. This is fixed in 7.6.11, 7.4.21, 7.0.40, and 6.0.70.

Timeline

dates in UTC

2025-11-3003:15CVE 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-2025-66422?format=txt
CSV export: https://api.ismalicious.com/edl/cve/CVE-2025-66422?format=csv
TAXII collection of exploited CVEs
The EDL and CSV take an API key on the Pro plan.

Versions per branch

NVD · OSV

Tryton trytond

Branch	Affected	Fixed in	Source
7.6	≥ 7.6.0, < 7.6.11	7.6.11	NVD
7.x	≥ 7.5.0, < 7.6.11	7.6.11	OSV
7.4	≥ 7.4.0, < 7.4.21	7.4.21	NVD
7.x	≥ 7.1.0, < 7.4.21	7.4.21	OSV
7.0	≥ 7.0.0, < 7.0.40	7.0.40	NVD · OSV
6.0	≥ 6.0.0, < 6.0.70	6.0.70	NVD
6.0	< 6.0.70	6.0.70	OSV

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

Fix

Update Tryton trytond to 7.6.11 · 7.4.21 · 7.0.40 · 6.0.70

Advisories and patches

discuss.tryton.orgVendor Advisory

Detection

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

Sources

NVDCVE recordread 2026-10-23
CISA-ADPSSVC decisionnone2025-12-01
OpenCVESSVC decisionnone—
CNACVSS 3.14.3read 2026-10-23
CNAweakness (CWE)CWE-402read 2026-10-23
FIRST EPSSEPSS score0.3 %2026-10-23
OSVaffected packages—

Technical details

CVSS v3 Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
Published: 2025-11-30
Last Modified: 2026-10-07
NVD status: Analyzed

Frequently asked questions

What is CVE-2025-66422?

Tryton trytond before 7.6.11 allows remote attackers to obtain sensitive trace-back (server setup) information. This is fixed in 7.6.11, 7.4.21, 7.0.40, and 6.0.70.

Is CVE-2025-66422 actively exploited?

Active exploitation of CVE-2025-66422 has not been confirmed. Its EPSS score was 0.3% on 2026-10-23, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2025-66422?

CVE-2025-66422 has a CVSS v3 base score of 4.3 (MEDIUM severity), with vector string CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N.

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