CVE-2026-84701

MEDIUMPre-NVD 5.45.4—
EchelonGraph scoreHIGH confidence

Score 5.4 from GitHub Security Advisory published 2026-09-02. a secondary CVSS source baseline 5.4; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, secondary
Trending — 3 sources updated this week
5.4EG
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS PROB: 0%CVSS: 5.4Exploit: None knownExposed: 0

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

NocoBase fails to sanitize rich text field values in the read renderer, allowing users with create permissions to store malicious HTML with event handlers. Attackers can write arbitrary markup through the collection API that executes in the browsers of all users viewing the affected record.

CVSS v3
5.4
EG Score
5.4(high)
EG Risk
24(Track)
EG Risk 24/100SSVC: 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
Severity54% × 45%
Exploitation0% × 40%
Automatability0% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
0%
EPSS %ILE
20%
KEV
Not listed

Published

September 2, 2026

Last Modified

September 16, 2026

Advisory Details (4)

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

NocoBase Rich Text Field Stored Cross-Site Scripting via API | Advisories | VulnCheck

https://www.vulncheck.com/advisories/nocobase-rich-text-field-stored-cross-site-scripting-via-api
generic

Stored XSS via rich text field API bypass in NocoBase · Issue #10416 · nocobase/nocobase · GitHub

https://github.com/nocobase/nocobase/issues/10416
generic

nocobase/packages/core/client/src/schema-component/antd/input/ReadPretty.tsx at v2.2.5 · nocobase/nocobase · GitHub

https://github.com/nocobase/nocobase/blob/v2.2.5/packages/core/client/src/schema-component/antd/input/ReadPretty.tsx
generic

GitHub - nocobase/nocobase: NocoBase is an open-source AI + no-code platform for building business systems fast. Instead of generating everything from scratch, AI works on top of production-proven infrastructure and a WYSIWYG no-code interface, so you get both speed and reliability. · GitHub

https://github.com/nocobase/nocobase

Vendor Advisories for CVE-2026-84701(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 20× in last 7d / 70× 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. 2026-09-25 00:31 UTCEG score recompute
  2. 2026-09-25 00:31 UTCGHSA enrichment
  3. 2026-09-24 14:04 UTCEPSS rescore
  4. 2026-09-24 02:03 UTCEG score recompute
  5. 2026-09-24 02:03 UTCGHSA enrichment
  6. 2026-09-23 17:54 UTCEPSS rescore
  7. 2026-09-23 03:35 UTCEG score recompute
  8. 2026-09-23 03:35 UTCGHSA enrichment
  9. 2026-09-22 16:01 UTCEPSS rescore
  10. 2026-09-22 05:08 UTCEG score recompute
  11. 2026-09-22 05:08 UTCGHSA enrichment
  12. 2026-09-21 21:09 UTCEPSS rescore
  13. 2026-09-21 06:39 UTCEG score recompute
  14. 2026-09-21 06:39 UTCGHSA enrichment
  15. 2026-09-20 20:16 UTCEPSS rescore
  16. 2026-09-20 08:11 UTCEG score recompute
  17. 2026-09-20 08:11 UTCGHSA enrichment
  18. 2026-09-19 09:10 UTCEG score recompute
  19. 2026-09-19 09:10 UTCGHSA enrichment
  20. 2026-09-18 19:28 UTCEPSS rescore
  21. 2026-09-18 10:42 UTCEG score recompute
  22. 2026-09-18 10:42 UTCGHSA enrichment
  23. 2026-09-17 19:32 UTCEPSS rescore
  24. 2026-09-17 12:14 UTCEG score recompute
  25. 2026-09-17 12:14 UTCGHSA enrichment
Show 45 more
  1. 2026-09-16 14:09 UTCEPSS rescore
  2. 2026-09-16 13:46 UTCEG score recompute
  3. 2026-09-16 13:45 UTCGHSA enrichment
  4. 2026-09-16 05:15 UTCEPSS rescore
  5. 2026-09-15 19:16 UTCEG score recompute
  6. 2026-09-15 19:16 UTCGHSA enrichment
  7. 2026-09-15 03:12 UTCEPSS rescore
  8. 2026-09-15 03:12 UTCEPSS rescore
  9. 2026-09-14 20:48 UTCGHSA enrichment
  10. 2026-09-13 22:21 UTCEG score recompute
  11. 2026-09-13 22:21 UTCGHSA enrichment
  12. 2026-09-12 23:53 UTCEG score recompute
  13. 2026-09-12 23:53 UTCGHSA enrichment
  14. 2026-09-12 01:25 UTCEG score recompute
  15. 2026-09-12 01:25 UTCGHSA enrichment
  16. 2026-09-11 14:53 UTCEPSS rescore
  17. 2026-09-11 14:53 UTCEPSS rescore
  18. 2026-09-11 02:57 UTCEG score recompute
  19. 2026-09-11 02:57 UTCGHSA enrichment
  20. 2026-09-10 04:29 UTCGHSA enrichment
  21. 2026-09-09 06:01 UTCEG score recompute
  22. 2026-09-09 06:01 UTCGHSA enrichment
  23. 2026-09-08 22:01 UTCEPSS rescore
  24. 2026-09-08 07:33 UTCEG score recompute
  25. 2026-09-08 07:33 UTCGHSA enrichment
  26. 2026-09-07 09:04 UTCEG score recompute
  27. 2026-09-07 09:04 UTCGHSA enrichment
  28. 2026-09-06 13:48 UTCEPSS rescore
  29. 2026-09-06 10:35 UTCEG score recompute
  30. 2026-09-06 10:35 UTCGHSA enrichment
  31. 2026-09-05 15:31 UTCEPSS rescore
  32. 2026-09-05 12:08 UTCEG score recompute
  33. 2026-09-05 12:08 UTCGHSA enrichment
  34. 2026-09-04 13:36 UTCEG score recompute
  35. 2026-09-04 13:36 UTCGHSA enrichment
  36. 2026-09-04 05:07 UTCEPSS rescore
  37. 2026-09-03 15:08 UTCGHSA enrichment
  38. 2026-09-02 16:38 UTCEG score recompute
  39. 2026-09-02 16:38 UTCGHSA enrichment
  40. 2026-09-02 15:52 UTCEG score recompute
  41. 2026-09-02 15:52 UTCGHSA enrichment
  42. 2026-09-02 14:12 UTCEPSS rescore
  43. 2026-09-02 01:25 UTCEG score recompute
  44. 2026-09-02 01:11 UTCEG score recompute
  45. 2026-09-02 01:10 UTCMITRE cvelistV5first tracked

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2026-84701?
CVE-2026-84701 is a medium vulnerability published on September 2, 2026. NocoBase fails to sanitize rich text field values in the read renderer, allowing users with create permissions to store malicious HTML with event handlers. Attackers can write arbitrary markup through the collection API that executes in the browsers of all users viewing the affected record.
When was CVE-2026-84701 disclosed?
CVE-2026-84701 was first published in the National Vulnerability Database on September 2, 2026, with the most recent update on September 16, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-84701 actively exploited?
CVE-2026-84701 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 0% probability of exploitation in the next 30 days, which ranks it in the top 80.0% of all scored CVEs.
What is the CVSS score of CVE-2026-84701?
CVE-2026-84701 has a CVSS v3 base score of 5.4 (NVD).
How do I remediate CVE-2026-84701?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-84701, 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.

Dependency Blast Radius

Explore the affected products and dependency analysis for CVE-2026-84701

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