CVE-2026-51895

MEDIUMPre-NVD 6.56.5—
EchelonGraph scoreHIGH confidence

Score 6.5 from GitHub Security Advisory published 2026-10-02. CISA-ADP (Vulnrichment) CVSS v3.1 baseline 6.5; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: cisa-adp, epss, ghsa
Trending — 5 sources updated this weekElevated
6.5EG
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS PROB: 0.2%CVSS: 6.5Exploit: Elevated riskExposed services: Not assessed

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

Ragflow 0.24.0 and prior contains improper access control in update_metadata_setting (api/apps/kb_app.py). Depending on the exposed entry, an attacker can perform unauthorized cross-session or privilege-crossing operations.

CVSS v3
6.5
EG Score
6.5MEDIUMhigh confidence
EG Risk
45
EG Risk 45/100CISA SSVC

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
Severity65% × 45%
Exploitation40% × 40%
Automatability0% × 15%
CISA SSVC: Track at low or medium mission impact; Track* at high (mission-essential systems).
Action: No fix is confirmed yet. Restrict network exposure of the affected system or apply the vendor's mitigation within your standard update timelines, and watch the vendor's advisory for the fix.
EPSS PROB
0.2%
EPSS %ILE
6th
KEV
Not listed

CISA SSVCTrack at low or medium mission impact; Track* at high (mission-essential systems).

No fix is confirmed yet. Restrict network exposure of the affected system or apply the vendor's mitigation within your standard update timelines, and watch the vendor's advisory for the fix.

Exploitation public PoC (CISA Vulnrichment) · Automatable no (CISA Vulnrichment) · Technical impact partial (CISA Vulnrichment). Mission impact is CISA's Mission & Well-being decision point, and only you can judge it: high means the affected system is essential to your organisation's mission, or its compromise could cause irreversible harm to people. CISA's decision table

Published

October 1, 2026

Last Modified

October 2, 2026

Advisory Details (2)

Auto-updated Oct 2, 2026
No patch confirmed yet.
generic

CVE-2026-51895 - Incorrect Access Control in RAGFlow (kb_app.py:update_metadata_setting) · GitHub

https://gist.github.com/Ro1ME/0d1fbed64fa0d73d159a195a827cdb93
generic

[Bug]:Improper Access Control in Knowledge Base Metadata API Allows Cross-User Metadata Modification · Issue #15268 · infiniflow/ragflow · GitHub

https://github.com/infiniflow/ragflow/issues/15268

Vendor Advisories for CVE-2026-51895(1)

These vendors published their own advisory mentioning this CVE — often with vendor-specific remediation steps + affected product lists not in NVD.

Weakness Classification(1)

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

Data Freshness Timeline

(refreshed 14× in last 7d / 14× 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.

  1. 2026-10-03 20:09 UTCEG score recompute
  2. 2026-10-03 20:09 UTCGHSA enrichment
  3. 2026-10-03 14:26 UTCEPSS rescore
  4. 2026-10-02 19:20 UTCEG score recompute
  5. 2026-10-02 19:20 UTCGHSA enrichment
  6. 2026-10-02 19:00 UTCEG score recompute▲ 6.50
  7. 2026-10-02 19:00 UTCGHSA enrichment
  8. 2026-10-02 19:00 UTCMITRE cvelistV5CVSS v3 → 6.5 · severity → MEDIUM
  9. 2026-10-02 18:42 UTCEG score recompute
  10. 2026-10-02 18:42 UTCGHSA enrichment
  11. 2026-10-02 17:56 UTCEPSS rescore
  12. 2026-10-01 22:17 UTCNVD update
  13. 2026-10-01 21:48 UTCEG score recompute
  14. 2026-10-01 21:45 UTCMITRE cvelistV5first tracked

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2026-51895?
CVE-2026-51895 is a medium vulnerability published on October 1, 2026. Ragflow 0.24.0 and prior contains improper access control in updatemetadatasetting (api/apps/kb_app.py). Depending on the exposed entry, an attacker can perform unauthorized cross-session or privilege-crossing operations.
When was CVE-2026-51895 disclosed?
CVE-2026-51895 was first published on October 1, 2026, with the most recent update on October 2, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-51895 actively exploited?
CVE-2026-51895 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 0.2% probability of exploitation in the next 30 days (6th percentile of EPSS-scored CVEs).
What is the CVSS score of CVE-2026-51895?
CVE-2026-51895 has a CVSS v3.1 base score of 6.5 (CISA-ADP / Vulnrichment enrichment; NVD's own analysis pending).
How do I remediate CVE-2026-51895?
No fix for CVE-2026-51895 is confirmed yet. Until one is published, restrict network exposure of the affected system or apply the vendor's mitigation — for example, keep it off the internet or limit it to trusted networks — and watch the vendor's advisory for the fix. The vendor advisories EchelonGraph has for CVE-2026-51895 are linked in the Vendor Advisories panel on this page.

Dependency Blast Radius

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