CVE-2025-66370

MEDIUMPre-NVD 5.05.0—
EchelonGraph scoreMEDIUM confidence

Score 5.0 from GitHub Security Advisory published 2025-11-28. a secondary CVSS source baseline 5.0; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, secondary
5.0
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS: 0%CVSS: 5.0Exploit: NoneExposed: 0

No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.

Kivitendo before 3.9.2 allows XXE injection. By uploading an electronic invoice in the ZUGFeRD format, it is possible to read and exfiltrate files from the server's filesystem.

CVSS v3
5.0
EG Score
5.0(medium)
EG Risk
23(Track)
EG Risk 23/100SSVC: Track

EG Risk is EchelonGraph's 0–100 priority score: it fuses intrinsic severity with real-world exploitation and automatability so you can rank equal-severity CVEs and fix the most dangerous first. Higher = act sooner. Distinct from the 0–10 EG Score (severity).

How it’s computed
Severity50% × 45%
Exploitation0% × 40%
Automatability0% × 15%
Action: Routine — remediate on your standard cadence.
EPSS
21.3%
KEV
Not listed

Published

November 28, 2025

Last Modified

June 17, 2026

References (5)

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

Data Freshness Timeline

(refreshed 11× in last 7d / 43× in last 30d)

Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.

Showing the most recent 100 of 110 total refreshes for this CVE.

  1. 2026-07-23 14:18 UTCEPSS rescore
  2. 2026-07-23 14:18 UTCEPSS rescore
  3. 2026-07-23 03:01 UTCEG score recompute
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  1. 2026-07-06 16:27 UTCEPSS rescore
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  22. 2026-06-21 14:56 UTCEPSS rescore
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  24. 2026-06-21 11:31 UTCOSV refresh
  25. 2026-06-21 01:59 UTCEPSS rescore
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  27. 2026-06-19 19:25 UTCEPSS rescore
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  43. 2026-06-08 14:17 UTCEPSS rescore
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  45. 2026-06-07 15:24 UTCEPSS rescore
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  47. 2026-06-06 13:47 UTCEPSS rescore
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  49. 2026-06-05 22:46 UTCEPSS rescore
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  51. 2026-06-05 06:10 UTCEPSS rescore
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  53. 2026-06-04 13:12 UTCEPSS rescore
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  55. 2026-06-02 04:09 UTCOSV refresh
  56. 2026-06-01 13:51 UTCEPSS rescore
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  73. 2026-05-26 07:18 UTCEPSS rescore
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Frequently asked(5)

What is CVE-2025-66370?
CVE-2025-66370 is a medium vulnerability published on November 28, 2025. Kivitendo before 3.9.2 allows XXE injection. By uploading an electronic invoice in the ZUGFeRD format, it is possible to read and exfiltrate files from the server's filesystem.
When was CVE-2025-66370 disclosed?
CVE-2025-66370 was first published in the National Vulnerability Database on November 28, 2025, with the most recent update on June 17, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2025-66370 actively exploited?
CVE-2025-66370 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 21.3% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
What is the CVSS score of CVE-2025-66370?
CVE-2025-66370 has a CVSS v3 base score of 5.0 (NVD).
How do I remediate CVE-2025-66370?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2025-66370, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

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