CVE-2026-44697 Klever-Go MultiDataInterceptor: remote OOM via crafted compressed P2P payload

Klever-Go is the Go implementation of the Klever blockchain protocol. Prior to 1.7.17, a remote, unauthenticated denial-of-service vulnerability in Batch.Decompress data/batch/batch.go allows any peer that participates in a topic served by MultiDataInterceptor to allocate multi-gigabyte heaps on...

CVE-2026-44697

CVE-2026-44697 describes a remote denial-of-service in Klever-Go where a peer can cause a receiving node to allocate multi-gigabytes of heap from a sub-50 KiB compressed gossip payload. The root cause is an unbounded gzip decompression in Batch.Decompress (Batch.Stream) via Batch.Decompress/Batch...

Klever Blockchain 安全漏洞

Klever Blockchain is a high-performance blockchain network implemented by Klever in open source. Versions of Klever Blockchain prior to 1.7.17 contained security vulnerabilities. These vulnerabilities stemmed from a remote unauthenticated denial-of-service issue in the Batch.Decompress function...

Protection Mechanism Failure

Overview Affected versions of this package are vulnerable to Protection Mechanism Failure through the ExecuteReadOnlyWithTypedArguments process. An attacker can cause unauthorized contract deletion or upgrade operations by invoking state-changing actions during read-only execution, thereby...

Protection Mechanism Failure

Overview Affected versions of this package are vulnerable to Protection Mechanism Failure through the ExecuteReadOnlyWithTypedArguments process. An attacker can cause unauthorized contract deletion or upgrade operations by invoking state-changing actions during read-only execution, thereby...

CVE-2026-46403

creationtimestamp| type| source ---|---|--- 2026-05-19 10:00:26+00:00| published-proof-of-concept| https://github.com/klever-io/klever-go/security/advisories/GHSA-jc6w-wmfc-fh33...

GHSA-87M7-QFFR-542V Klever-Go MultiDataInterceptor has remote OOM via crafted compressed P2P payload

Summary A remote, unauthenticated denial-of-service vulnerability in Batch.Decompress data/batch/batch.go allows any peer that participates in a topic served by MultiDataInterceptor to allocate multi-gigabyte heaps on the receiving node from a sub-50 KiB gossip payload. A single packet is...

CVE-2026-44697

creationtimestamp| type| source ---|---|--- 2026-05-11 19:17:38+00:00| published-proof-of-concept| https://github.com/klever-io/klever-go/security/advisories/GHSA-87m7-qffr-542v 2026-05-29 20:05:43+00:00| seen| https://bsky.app/profile/cve.skyfleet.blue/post/3mmzdjdvunn2h 2026-05-30 20:01:25+00:0...

klever-anzeigenmarkt.de XSS vulnerability

Open Bug Bounty ID: OBB-614465 Description| Value ---|--- Affected Website:| klever-anzeigenmarkt.de Open Bug Bounty Program:| Create your bounty program now. It's open and free. Vulnerable Application:| Custom Code Vulnerability Type:| XSS Cross Site Scripting / CWE-79 CVSSv3 Score:| 6.1...

PumpKIN TFTP Version Detection

This script is detects installed version of PumpKIN TFTP and sets the result in KB. OpenVAS Vulnerability Test $Id: secpodpumpkintftpdetect.nasl 7293 2017-09-27 08:49:48Z cfischer $ PumpKIN TFTP Version Detection Authors: Antu Sanadi Copyright: Copyright c 2009 SecPod, http://www.secpod.com This...

PumpKIN TFTP Version Detection

This script is detects installed version of PumpKIN TFTP. Copyright C 2009 Greenbone Networks GmbH Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-or-later This program is free software; you...