# Klever vulnerabilities

Source: https://junglewise.ai/threats/vendors/klever  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Updated: 9 November 2026, 03:07 UTC. Rebuilt every hour.  
Data: https://junglewise.ai/threats/vendors/klever.json  
License: CC BY 4.0 with a link back

Junglewise Threat Intelligence has tracked 9 vulnerabilities in Klever: 0 in the last 7 days and 8 in the last 90 days, 1 of them critical and 0 exploited in the wild. The most recent, CVE-2026-86065, was published on 23 September 2026. Nothing in the last four weeks, down from 6 vulnerabilities in the four before. 1 technology has a page of its own.

## Counts

- Last 7 days: 0
- Last 30 days: 0
- Last 90 days: 8
- All time: 9 (1 critical, 0 exploited in the wild)

## About Klever

Russian static analysis and binary examination tool for vulnerability detection.

## Latest Klever vulnerabilities

- [CVE-2026-86065: Klever-Go unauthenticated WebSocket /subscribe remote DoS](https://junglewise.ai/threats/cve-2026-86065-klever-go-unauthenticated-websocket-subscribe-remote-dos) (high, CVSS 7.5, published 23 Sep 2026)
- [CVE-2026-86064: Klever-Go /log endpoint unauthenticated logging configuration manipulation](https://junglewise.ai/threats/cve-2026-86064-klever-go-log-endpoint-unauthenticated-logging-configuration) (high, CVSS 8.6, published 23 Sep 2026)
- [CVE-2026-82409: Klever-Go Elasticsearch injection via account name](https://junglewise.ai/threats/cve-2026-82409-klever-go-elasticsearch-injection-via-account-name) (high, CVSS 4, published 23 Sep 2026)
- [CVE-2026-82407: Klever-Go BLS public key validation bypass in validator registration](https://junglewise.ai/threats/cve-2026-82407-klever-go-bls-public-key-validation-bypass-in-validator) (high, CVSS 4, published 23 Sep 2026)
- [CVE-2026-82406: Klever-Go marketplace Buy missing IsClaimed guard](https://junglewise.ai/threats/cve-2026-82406-klever-go-marketplace-buy-missing-isclaimed-guard) (high, CVSS 4, published 23 Sep 2026)
- [CVE-2026-82405: Klever-Go account takeover via authorization bypass in UpdateAccountPermission](https://junglewise.ai/threats/cve-2026-82405-klever-go-account-takeover-via-authorization-bypass-in) (high, CVSS 4, published 23 Sep 2026)
- [CVE-2026-55763: Klever klever-go percentage-transfer royalty zero-debit in accountsKapp](https://junglewise.ai/threats/cve-2026-55763-klever-klever-go-percentage-transfer-royalty-zero-debit-in) (high, CVSS 4, published 28 Aug 2026)
- [CVE-2026-54755: Klever integer overflow in split-royalty validation enables unbounded KLV minting](https://junglewise.ai/threats/cve-2026-54755-klever-integer-overflow-in-split-royalty-validation-enables) (critical, CVSS 9.6, published 28 Aug 2026)
- [CVE-2026-44697: Klever-io Klever-Go denial of service via decompression bomb](https://junglewise.ai/threats/cve-2026-44697-klever-io-klever-go-denial-of-service-via-decompression-bomb) (high, CVSS 8.6, published 29 May 2026)

## Most severe Klever vulnerabilities

- [CVE-2026-54755: Klever integer overflow in split-royalty validation enables unbounded KLV minting](https://junglewise.ai/threats/cve-2026-54755-klever-integer-overflow-in-split-royalty-validation-enables) (critical, CVSS 9.6, published 28 Aug 2026)
- [CVE-2026-44697: Klever-io Klever-Go denial of service via decompression bomb](https://junglewise.ai/threats/cve-2026-44697-klever-io-klever-go-denial-of-service-via-decompression-bomb) (high, CVSS 8.6, published 29 May 2026)
- [CVE-2026-86064: Klever-Go /log endpoint unauthenticated logging configuration manipulation](https://junglewise.ai/threats/cve-2026-86064-klever-go-log-endpoint-unauthenticated-logging-configuration) (high, CVSS 8.6, published 23 Sep 2026)
- [CVE-2026-86065: Klever-Go unauthenticated WebSocket /subscribe remote DoS](https://junglewise.ai/threats/cve-2026-86065-klever-go-unauthenticated-websocket-subscribe-remote-dos) (high, CVSS 7.5, published 23 Sep 2026)
- [CVE-2026-55763: Klever klever-go percentage-transfer royalty zero-debit in accountsKapp](https://junglewise.ai/threats/cve-2026-55763-klever-klever-go-percentage-transfer-royalty-zero-debit-in) (high, CVSS 4, published 28 Aug 2026)
- [CVE-2026-82407: Klever-Go BLS public key validation bypass in validator registration](https://junglewise.ai/threats/cve-2026-82407-klever-go-bls-public-key-validation-bypass-in-validator) (high, CVSS 4, published 23 Sep 2026)
- [CVE-2026-82406: Klever-Go marketplace Buy missing IsClaimed guard](https://junglewise.ai/threats/cve-2026-82406-klever-go-marketplace-buy-missing-isclaimed-guard) (high, CVSS 4, published 23 Sep 2026)
- [CVE-2026-82409: Klever-Go Elasticsearch injection via account name](https://junglewise.ai/threats/cve-2026-82409-klever-go-elasticsearch-injection-via-account-name) (high, CVSS 4, published 23 Sep 2026)
- [CVE-2026-82405: Klever-Go account takeover via authorization bypass in UpdateAccountPermission](https://junglewise.ai/threats/cve-2026-82405-klever-go-account-takeover-via-authorization-bypass-in) (high, CVSS 4, published 23 Sep 2026)

## Vulnerabilities per week

Nothing in the last four weeks, down from 6 vulnerabilities in the four before.

| Week of | Vulns | Critical | Exploited |
| --- | --- | --- | --- |
| 17 Aug 2026 | 0 | 0 | 0 |
| 24 Aug 2026 | 2 | 1 | 0 |
| 31 Aug 2026 | 0 | 0 | 0 |
| 7 Sep 2026 | 0 | 0 | 0 |
| 14 Sep 2026 | 0 | 0 | 0 |
| 21 Sep 2026 | 6 | 0 | 0 |
| 28 Sep 2026 | 0 | 0 | 0 |
| 5 Oct 2026 | 0 | 0 | 0 |
| 12 Oct 2026 | 0 | 0 | 0 |
| 19 Oct 2026 | 0 | 0 | 0 |
| 26 Oct 2026 | 0 | 0 | 0 |
| 2 Nov 2026 | 0 | 0 | 0 |
| 9 Nov 2026 | 0 | 0 | 0 |

## Klever technologies

- [Klever Go SDK](https://junglewise.ai/threats/technologies/klever-go-sdk): 9 vulnerabilities

## Sources

NVD, GitHub Security Advisories, OSV, the CISA Known Exploited Vulnerabilities catalog, FIRST EPSS and vendor advisories. Rebuilt every hour. Cite as: Junglewise Threat Intelligence, "Klever vulnerabilities", https://junglewise.ai/threats/vendors/klever, 9 November 2026.