CLEANSTART-2026-KB59270 malicious GOPROXY was previously capable of forging up to two sumdb tiles that allow for a requested module to bypass the GOSUMDB check and persist attacker-controlled module content to a local Go ...

CVE-2026-56865 affects multiple packages. A malicious GOPROXY was previously capable of forging up to two sumdb tiles that allow for a requested module to bypass the GOSUMDB check and persist attacker-controlled module content to a local Go module cache. See references for individual vulnerabilit...

CLEANSTART-2026-ZT93395 malicious GOSUMDB was capable of serving arbitrary module content not contained within the transparency log

CVE-2026-56864 affects multiple packages. A malicious GOSUMDB was capable of serving arbitrary module content not contained within the transparency log. See references for individual vulnerability details...

K000163535: Go vulnerability CVE-2026-42501

Security Advisory Description A malicious module proxy can exploit a flaw in the go command's validation of module checksums to bypass checksum database validation. This vulnerability affects any user using an untrusted module proxy GOMODPROXY or checksum database GOSUMDB. A malicious module prox...

Security Bulletin: Vulnerability in golang.org/x/mod bundled with IBM Fusion and IBM Fusion HCI

Summary IBM Fusion, IBM Fusion HCI, and IBM Fusion Data Cataloging include the golang.org/x/mod library, which is affected by multiple vulnerabilities, including Improper verification of cryptographic signatures and integrity verification bypass. CVE-2026-56864, CVE-2026-56865. Vulnerability...

CLEANSTART-2026-MP78954 malicious GOPROXY was previously capable of forging up to two sumdb tiles that allow for a requested module to bypass the GOSUMDB check and persist attacker-controlled module content to a local Go ...

CVE-2026-56865 affects multiple packages. A malicious GOPROXY was previously capable of forging up to two sumdb tiles that allow for a requested module to bypass the GOSUMDB check and persist attacker-controlled module content to a local Go module cache. See references for individual vulnerabilit...

CLEANSTART-2026-FZ80823 malicious GOSUMDB was capable of serving arbitrary module content not contained within the transparency log

CVE-2026-56864 affects multiple packages. A malicious GOSUMDB was capable of serving arbitrary module content not contained within the transparency log. See references for individual vulnerability details...

CLEANSTART-2026-DB44167 malicious GOPROXY was previously capable of forging up to two sumdb tiles that allow for a requested module to bypass the GOSUMDB check and persist attacker-controlled module content to a local Go ...

Security vulnerability affects the minio-operator package. A malicious GOPROXY was previously capable of forging up to two sumdb tiles that allow for a requested module to bypass the GOSUMDB check and persist attacker-controlled module content to a local Go module cache...

CLEANSTART-2026-TO10251 malicious GOSUMDB was capable of serving arbitrary module content not contained within the transparency log

Security vulnerability affects the minio-operator package. A malicious GOSUMDB was capable of serving arbitrary module content not contained within the transparency log...

CLEANSTART-2026-QU13613 malicious GOSUMDB was capable of serving arbitrary module content not contained within the transparency log

CVE-2026-56864 affects multiple packages. A malicious GOSUMDB was capable of serving arbitrary module content not contained within the transparency log. See references for individual vulnerability details...

OESA-2026-3899 golang security update

. Security Fixes: Enforce a recursion limit in Unmarshal to prevent stack exhaustion when parsing deeply-nested, recursive structures.CVE-2026-33818 When a server is configured to support unencrypted HTTP/2, it reads a few bytes from each new connection to see if they contain the HTTP/2 client...

CLEANSTART-2026-FS45115 malicious GOSUMDB was capable of serving arbitrary module content not contained within the transparency log

Multiple security vulnerabilities affect the atlantis package. A malicious GOSUMDB was capable of serving arbitrary module content not contained within the transparency log. See references for individual vulnerability details...

OESA-2026-3717 golang security update

. Security Fixes: Enforce a recursion limit in Unmarshal to prevent stack exhaustion when parsing deeply-nested, recursive structures.CVE-2026-33818 When a server is configured to support unencrypted HTTP/2, it reads a few bytes from each new connection to see if they contain the HTTP/2 client...

OESA-2026-3716 golang security update

. Security Fixes: Enforce a recursion limit in Unmarshal to prevent stack exhaustion when parsing deeply-nested, recursive structures.CVE-2026-33818 When a server is configured to support unencrypted HTTP/2, it reads a few bytes from each new connection to see if they contain the HTTP/2 client...

OESA-2026-3715 golang security update

. Security Fixes: Enforce a recursion limit in Unmarshal to prevent stack exhaustion when parsing deeply-nested, recursive structures.CVE-2026-33818 When a server is configured to support unencrypted HTTP/2, it reads a few bytes from each new connection to see if they contain the HTTP/2 client...

Astra Linux - Vulnerability in Golang-1.23

A malicious module proxy can exploit a flaw in the go command’s validation of module checksums to bypass the checksum database validation process. This vulnerability affects any user who uses a trusted module proxy GOMODPROXY or a checksum database GOSUMDB. A malicious module proxy can serve...

CVE-2026-56864

A flaw was found in golang.org/x/mod/sumdb. A malicious Go checksum database GOSUMDB can serve arbitrary module content that is not recorded in the transparency log. This allows a coordinated Go proxy GOPROXY and GOSUMDB to deliver malicious module content to a client, which cannot be detected by...

CLEANSTART-2026-KO31881 malicious GOSUMDB was capable of serving arbitrary module content not contained within the transparency log

Multiple security vulnerabilities affect the dex package. A malicious GOSUMDB was capable of serving arbitrary module content not contained within the transparency log. See references for individual vulnerability details...

CLEANSTART-2026-XV99350 malicious GOSUMDB was capable of serving arbitrary module content not contained within the transparency log

Multiple security vulnerabilities affect the kyverno package. A malicious GOSUMDB was capable of serving arbitrary module content not contained within the transparency log. See references for individual vulnerability details...

CLEANSTART-2026-BY91066 malicious GOSUMDB was capable of serving arbitrary module content not contained within the transparency log

Multiple security vulnerabilities affect the dynatrace-operator package. A malicious GOSUMDB was capable of serving arbitrary module content not contained within the transparency log. See references for individual vulnerability details...

CLEANSTART-2026-SH05010 malicious GOSUMDB was capable of serving arbitrary module content not contained within the transparency log

Multiple security vulnerabilities affect the opentelemetry-collector-contrib package. A malicious GOSUMDB was capable of serving arbitrary module content not contained within the transparency log. See references for individual vulnerability details...