CVE-2022-36537

CRITICALNVD 7.59.0▲
EchelonGraph scoreHIGH confidence

Score elevated to 9.0 because this CVE is listed on the CISA Known Exploited Vulnerabilities catalog (added 2023-02-27), indicating real-world exploitation has been confirmed by US federal agencies. NVD baseline CVSS 7.5 retained for reference. Confidence: HIGH.

Triggered by: CISA KEV (actively exploited)
Sources: cisa_kev, epss, nvd
Trending — 3 sources updated this weekExploited in the wild
9.0EG
EchelonGraph verdictPatch nowTreat as an emergency — this is being exploited.
  • Actively exploited in the wild (CISA-KEV)
CISA-KEV: ExploitedEPSS PROB: 95%CVSS: 7.5Exploit: cisa kev · ssvc active · kev ransomware · epss top5pct · epss high · public exploitExposed: 0

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

ZK Framework v9.6.1, 9.6.0.1, 9.5.1.3, 9.0.1.2 and 8.6.4.1 allows attackers to access sensitive information via a crafted POST request sent to the component AuUploader.

CVSS v3
7.5
EG Score
9.0(high)
EG Risk
96(Attend)
EG Risk 96/100SSVC: Attend

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
Severity90% × 45%
Exploitation100% × 40%
Automatability100% × 15%
Action: Remediate soon — notable exploitation risk.
EPSS PROB
95%
EPSS %ILE
100%
KEV
⚠ Exploited

Published

August 26, 2022

Last Modified

November 3, 2025

Advisory Details (3)

Auto-updated Jun 4, 2026
⚠️ Active exploitation confirmed. Patch available. Sources: cisa.
cisa Patch Available🔴 Active Exploitation

Known Exploited Vulnerabilities Catalog | CISA

Known Exploited Vulnerabilities Catalog | CISA. Listed in CISA Known Exploited Vulnerabilities catalog.

https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2022-36537
generic🔴 Active Exploitation

CISA warns of hackers exploiting ZK Java Framework RCE flaw

https://www.bleepingcomputer.com/news/security/cisa-warns-of-hackers-exploiting-zk-java-framework-rce-flaw/
generic

Jira

https://tracker.zkoss.org/browse/ZK-5150

Affected Packages

(1 across 1 ecosystem)
Maven(1)
PackageVulnerable rangeFixed inDependents
org.zkoss.zk:zk—9.6.2—

Data Freshness Timeline

(refreshed 8× in last 7d / 24× 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. 2026-07-26 12:55 UTCEG score recompute
  2. 2026-07-26 01:59 UTCEG score recompute
  3. 2026-07-25 14:15 UTCEPSS rescore
  4. 2026-07-25 14:15 UTCEPSS rescore
  5. 2026-07-23 02:12 UTCEG score recompute
  6. 2026-07-22 21:42 UTCEG score recompute
  7. 2026-07-22 19:40 UTCCISA KEV update
  8. 2026-07-21 14:37 UTCCISA KEV update
  9. 2026-07-16 17:04 UTCCISA KEV update
  10. 2026-07-15 16:49 UTCCISA KEV update
  11. 2026-07-15 15:04 UTCCISA KEV update
  12. 2026-07-14 18:05 UTCCISA KEV update
  13. 2026-07-13 22:28 UTCEPSS rescore
  14. 2026-07-13 22:28 UTCEPSS rescore
  15. 2026-07-13 17:07 UTCCISA KEV update
  16. 2026-07-13 06:11 UTCEPSS rescore
  17. 2026-07-13 06:11 UTCEPSS rescore
  18. 2026-07-11 08:25 UTCEPSS rescore
  19. 2026-07-10 17:52 UTCCISA KEV update
  20. 2026-07-09 19:08 UTCEPSS rescore
  21. 2026-07-07 19:01 UTCCISA KEV update
  22. 2026-07-07 17:16 UTCCISA KEV update
  23. 2026-07-01 19:16 UTCCISA KEV update
  24. 2026-06-29 19:12 UTCCISA KEV update
  25. 2026-06-25 19:15 UTCCISA KEV update
Show 31 more
  1. 2026-06-23 21:31 UTCEPSS rescore
  2. 2026-06-23 21:31 UTCEPSS rescore
  3. 2026-06-23 17:44 UTCCISA KEV update
  4. 2026-06-18 16:13 UTCCISA KEV update
  5. 2026-06-17 17:51 UTCEPSS rescore
  6. 2026-06-17 17:51 UTCEPSS rescore
  7. 2026-06-16 19:33 UTCCISA KEV update
  8. 2026-06-15 19:33 UTCCISA KEV update
  9. 2026-06-15 17:46 UTCEPSS rescore
  10. 2026-06-12 17:35 UTCCISA KEV update
  11. 2026-06-11 19:10 UTCCISA KEV update
  12. 2026-06-09 18:42 UTCCISA KEV update
  13. 2026-06-09 17:12 UTCCISA KEV update
  14. 2026-06-08 19:16 UTCCISA KEV update
  15. 2026-06-08 17:26 UTCCISA KEV update
  16. 2026-06-05 22:43 UTCCISA KEV update
  17. 2026-06-04 13:11 UTCEPSS rescore
  18. 2026-06-04 13:11 UTCEPSS rescore
  19. 2026-06-03 19:09 UTCCISA KEV update
  20. 2026-06-02 18:32 UTCCISA KEV update
  21. 2026-06-01 20:42 UTCCISA KEV update
  22. 2026-06-01 13:50 UTCEPSS rescore
  23. 2026-06-01 13:50 UTCEPSS rescore
  24. 2026-05-29 22:20 UTCCISA KEV update
  25. 2026-05-29 13:43 UTCEPSS rescore
  26. 2026-05-29 13:43 UTCEPSS rescore
  27. 2026-05-27 20:35 UTCCISA KEV update
  28. 2026-05-27 13:39 UTCEPSS rescore
  29. 2026-05-27 13:39 UTCEPSS rescore
  30. 2026-05-26 19:13 UTCCISA KEV update
  31. 2026-05-25 16:25 UTCEG score recompute

Publicly available exploits

(3 references)

Working exploit code is in the public domain (2 GitHub PoCs). Defenders should treat patch urgency accordingly — public PoCs typically lead to mass-exploitation within 24-72 hours.

  • GitHub PoCMalwareman007/CVE-2022-36537
    First seen Dec 9, 2022

    POC of CVE-2022-36537

    Open source ↗
  • GitHub PoCagnihackers/CVE-2022-36537-EXPLOIT
    First seen Dec 9, 2022

    CVE-2022-36537

    Open source ↗
  • Nucleihttp/cves/2022/CVE-2022-36537.yaml
    First seen Jan 1, 2022

    ZK Framework - Information Disclosure

    Open source ↗

Frequently asked(6)

What is CVE-2022-36537?
CVE-2022-36537 is a critical vulnerability published on August 26, 2022. ZK Framework v9.6.1, 9.6.0.1, 9.5.1.3, 9.0.1.2 and 8.6.4.1 allows attackers to access sensitive information via a crafted POST request sent to the component AuUploader.
When was CVE-2022-36537 disclosed?
CVE-2022-36537 was first published in the National Vulnerability Database on August 26, 2022, with the most recent update on November 3, 2025. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2022-36537 actively exploited?
Yes. CISA added CVE-2022-36537 to the Known Exploited Vulnerabilities catalog on February 27, 2023, affecting ZK Framework AuUploader. KEV listing indicates confirmed exploitation in the wild; this CVE warrants immediate patching attention.
What is the CVSS score of CVE-2022-36537?
CVE-2022-36537 has a CVSS v3 base score of 7.5 (NVD). EchelonGraph synthesises NVD + CISA KEV + FIRST EPSS + GHSA into a combined EG score of 9.0.
Which products are affected by CVE-2022-36537?
CVE-2022-36537 affects ZK Framework AuUploader. The full affected-products list, including version ranges and fixed versions, is shown in the Affected Packages section of this page.
How do I remediate CVE-2022-36537?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2022-36537, 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

See which npm, PyPI, Go, and Maven packages are affected by CVE-2022-36537

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