17 matches found
Denial-of-service (DoS)
Apache HttpComponents Core is vulnerable to a denial-of-service DoS vulnerability. The vulnerability is due to the decoder processing oversized compressed HTTP/2 header blocks without applying the configured header list size limit until the SETTINGS acknowledgement, which allows a remote attacker...
Security Bulletin: IBM SPSS Modeler is affected by Uncontrolled Resource Consumption vulnerability in Apache HttpComponents Core
Summary Security Bulletin: IBM SPSS Modeler is affected by Uncontrolled Resource Consumption vulnerability in Apache HttpComponents Core. This has been addressed in the remediation section. Vulnerability Details CVEID:CVE-2026-54399 DESCRIPTION: Uncontrolled Resource Consumption vulnerability in...
org.apache.httpcomponents.core5/httpcore5-h2: Apache HttpComponents Core: Denial of Service via oversized HTTP/2 HPACK header blocks
A flaw was found in Apache HttpComponents Core. This vulnerability, located in the HTTP/2 HPACK decoder, allows a remote attacker to cause a denial of service. By sending oversized compressed header blocks, an attacker can exhaust memory resources before the system's configured header list size...
org.apache.httpcomponents.core5/httpcore5: Apache HttpComponents Core: Denial of Service via excessive HTTP headers
A flaw was found in Apache HttpComponents Core. This uncontrolled resource consumption vulnerability in the HTTP/1.1 message parser allows a remote attacker to cause a denial of service through memory exhaustion. This can be triggered by sending messages with an excessive number of headers or...
Security Bulletin: IBM Enterprise Build of Quarkus is affected by multiple vulnerabilities
Summary IBM Enterprise Build of Quarkus is affected by vulnerabilities in Eclipse Vert.x, Eclipse Netty, LangChain4j and Apache Httpcore Vulnerability Details CVEID:CVE-2026-54399 DESCRIPTION: Uncontrolled Resource Consumption vulnerability in the HTTP/1.1 message parser in Apache HttpComponents...
CVE-2026-54428
A flaw was found in Apache HttpComponents Core. This vulnerability, located in the HTTP/2 HPACK decoder, allows a remote attacker to cause a denial of service. By sending oversized compressed header blocks, an attacker can exhaust memory resources before the system's configured header list size...
CVE-2026-54399
A flaw was found in Apache HttpComponents Core. This uncontrolled resource consumption vulnerability in the HTTP/1.1 message parser allows a remote attacker to cause a denial of service through memory exhaustion. This can be triggered by sending messages with an excessive number of headers or...
Linux Distros Unpatched Vulnerability : CVE-2026-54399
The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Uncontrolled Resource Consumption vulnerability in the HTTP/1.1 message parser in Apache HttpComponents Core 5.4.2 and earlier, 5.5-beta1 and earlier allows an...
Apache HttpComponents Core: HPackDecoder Unlimited Header List Size Before SETTINGS ACK
Allocation of resources without limits or throttling in the HTTP/2 HPACK decoder in Apache HttpComponents Core 5.4.2 and earlier, 5.5-beta1 and earlier allows an remote attacker to cause a denial of service through memory exhaustion by sending oversized compressed header blocks before the HTTP/2...
Apache HttpComponents Core HTTP/1 header parsing can cause memory-exhaustion denial of service
Uncontrolled Resource Consumption vulnerability in the HTTP/1.1 message parser in Apache HttpComponents Core 5.4.2 and earlier, 5.5-beta1 and earlier allows a remote attacker to cause a denial of service through memory exhaustion by sending messages with excessive number of headers / excessive...
CVE-2026-54428
Allocation of resources without limits or throttling in the HTTP/2 HPACK decoder in Apache HttpComponents Core 5.4.2 and earlier, 5.5-beta1 and earlier allows an remote attacker to cause a denial of service through memory exhaustion by sending oversized compressed header blocks before the HTTP/2...
CVE-2026-54399
Uncontrolled Resource Consumption vulnerability in the HTTP/1.1 message parser in Apache HttpComponents Core 5.4.2 and earlier, 5.5-beta1 and earlier allows an remote attacker to cause a denial of service through memory exhaustion by sending messages with excessive number of headers / excessive...
CVE-2026-54428 Apache HttpComponents Core: HPackDecoder Unlimited Header List Size Before SETTINGS ACK
Allocation of resources without limits or throttling in the HTTP/2 HPACK decoder in Apache HttpComponents Core 5.4.2 and earlier, 5.5-beta1 and earlier allows an remote attacker to cause a denial of service through memory exhaustion by sending oversized compressed header blocks before the HTTP/2...
CVE-2026-54428
Allocation of resources without limits or throttling in the HTTP/2 HPACK decoder in Apache HttpComponents Core 5.4.2 and earlier, 5.5-beta1 and earlier allows an remote attacker to cause a denial of service through memory exhaustion by sending oversized compressed header blocks before the HTTP/2...
CVE-2026-54399 Apache HttpComponents Core: Unbounded HTTP Header/Line Length in Default Configuration
Uncontrolled Resource Consumption vulnerability in the HTTP/1.1 message parser in Apache HttpComponents Core 5.4.2 and earlier, 5.5-beta1 and earlier allows an remote attacker to cause a denial of service through memory exhaustion by sending messages with excessive number of headers / excessive...
CVE-2026-54399
The CVE concerns Apache HttpComponents Core and a vulnerability in the HTTP/1.1 message parser causing memory exhaustion via an excessive number of headers or header length. Affected versions cited in public CVE records include 5.4.2 and earlier and 5.5-beta1 and earlier; a separate vendor-facing...
CVE-2026-54399
Uncontrolled Resource Consumption vulnerability in the HTTP/1.1 message parser in Apache HttpComponents Core 5.4.2 and earlier, 5.5-beta1 and earlier allows an remote attacker to cause a denial of service through memory exhaustion by sending messages with excessive number of headers / excessive...