Rocky Linux 9 [CIQ] Security Update: python3-unbound / python3-unbound-debuginfo / unbound / etc (crlsa-2026_68292)

The Rocky Linux 9 host has packages installed that are affected by a vulnerability as referenced in the CIQ crlsa-202668292 advisory. unbound: Unbound: DNS cache poisoning via UDP source port predictability CVE-2026-50252 Tenable has extracted the preceding description block directly from the CIQ...

Rocky Linux 9.6 [TuxCare] Security Update: python3-unbound / unbound / unbound-devel / unbound-dracut / etc (ALMALINUX9.6:CLSA-2026:1779961008)

The Rocky Linux 9.6 host has packages installed that are affected by a vulnerability as referenced in the TuxCare ALMALINUX9.6:CLSA-2026:1779961008 advisory. - NLnet Labs Unbound up to and including version 1.25.0 is vulnerable to poisoning via promiscuous records for the authority section...

Rocky Linux 9.6 [TuxCare] Security Update: python3-unbound / unbound / unbound-devel / unbound-dracut / etc (ALMALINUX9.6:CLSA-2026:1785241895)

The Rocky Linux 9.6 host has packages installed that are affected by a vulnerability as referenced in the TuxCare ALMALINUX9.6:CLSA-2026:1785241895 advisory. - In NLnet Labs Unbound 1.4.22 up to and including 1.25.1, UDP source port is randomized and intended to serve as a secret value that...

Rocky Linux 10.2 [CIQ] Security Update: python3-unbound / python3-unbound-debuginfo / unbound / etc (crlsa-2026_68291)

The Rocky Linux 10.2 host has packages installed that are affected by a vulnerability as referenced in the CIQ crlsa-202668291 advisory. unbound: Unbound: DNS cache poisoning via UDP source port predictability CVE-2026-50252 Tenable has extracted the preceding description block directly from the...

CentOS Linux 8 [TuxCare] Security Update: python3-unbound / unbound / unbound-devel / unbound-libs (CENTOS-STREAM8:CLSA-2026:1785241157)

The CentOS Linux 8 host has packages installed that are affected by a vulnerability as referenced in the TuxCare CENTOS- STREAM8:CLSA-2026:1785241157 advisory. - In NLnet Labs Unbound 1.4.22 up to and including 1.25.1, UDP source port is randomized and intended to serve as a secret value that...

Security Bulletin: Vulnerabilities in Axios and Netty might affect IBM Storage Defender Copy Data Management

Summary IBM Storage Defender Copy Data Management can be affected by vulnerabilities in Axios and Netty. Vulnerabilities include Allowing attackers to reach sensitive loopback or internal services despite the configured protections, Prototype pollution in a third-party dependency may be leveraged...

AlmaLinux 9.2 [TuxCare] Security Update: python3-unbound / unbound / unbound-devel / unbound-libs (ALMALINUX9.2:CLSA-2026:1786008652)

The AlmaLinux 9.2 host has packages installed that are affected by a vulnerability as referenced in the TuxCare ALMALINUX9.2:CLSA-2026:1786008652 advisory. - In NLnet Labs Unbound 1.4.22 up to and including 1.25.1, UDP source port is randomized and intended to serve as a secret value that increas...

Nodemailer: Process-global DNS cache reuses TLS `servername` across transports, enabling cross-tenant SMTP credential disclosure

Summary Nodemailer's process-global DNS cache is keyed only by host, but each cache entry also stores the caller-specific TLS servername. When two direct SMTPS transports use the same DNS host with different tls.servername values, the first transport's server name is returned to the second...

NPM: Nodemailer: Process-global DNS cache reuses TLS `servername` across transports, enabling cross-tenant SMTP credential disclosure

NPM: Nodemailer: Process-global DNS cache reuses TLS servername across transports, enabling cross-tenant SMTP credential disclosure vulnerability discovered by ? in WordPress Npm nodemailer versions = 5.0.0, 10.0.2...

GHSA-6VJ9-MWQ6-2F5V Nodemailer: Process-global DNS cache reuses TLS `servername` across transports, enabling cross-tenant SMTP credential disclosure

Summary Nodemailer's process-global DNS cache is keyed only by host, but each cache entry also stores the caller-specific TLS servername. When two direct SMTPS transports use the same DNS host with different tls.servername values, the first transport's server name is returned to the second...

CVE-2026-100701

Nodemailer versions 5.0.0 through 10.0.1 use a process-global DNS cache that is keyed only by the DNS host, while each cache entry also stores the caller-specific TLS servername. When two direct TLS/SMTPS transports secure: true resolve the same non-IP host with different tls.servername values, t...

DEBIAN-CVE-2026-100701

Nodemailer versions 5.0.0 through 10.0.1 use a process-global DNS cache that is keyed only by the DNS host, while each cache entry also stores the caller-specific TLS servername. When two direct TLS/SMTPS transports secure: true resolve the same non-IP host with different tls.servername values, t...

Improper Certificate Validation

Overview nodemailer is an Easy as cake e-mail sending from your Node.js applications Affected versions of this package are vulnerable to Improper Certificate Validation via the DNS cache in src/shared/index.ts, where the TLS server name SNI is stored alongside resolved addresses and keyed only by...

CVE-2026-100701

Nodemailer versions 5.0.0 through 10.0.1 use a process-global DNS cache that is keyed only by the DNS host, while each cache entry also stores the caller-specific TLS servername. When two direct TLS/SMTPS transports secure: true resolve the same non-IP host with different tls.servername values, t...

UBUNTU-CVE-2026-100701

Nodemailer versions 5.0.0 through 10.0.1 use a process-global DNS cache that is keyed only by the DNS host, while each cache entry also stores the caller-specific TLS servername. When two direct TLS/SMTPS transports secure: true resolve the same non-IP host with different tls.servername values, t...

CVE-2026-100701

A flaw was found in nodemailer. In multi-tenant environments, a remote attacker can exploit a cache confusion vulnerability by priming the shared Domain Name System DNS cache with a custom Transport Layer Security TLS server name. Because cached entries overwrite subsequent connection...

CVE-2026-100701

Nodemailer versions 5.0.0 through 10.0.1 use a process-global DNS cache that is keyed only by the DNS host, while each cache entry also stores the caller-specific TLS servername. When two direct TLS/SMTPS transports secure: true resolve the same non-IP host with different tls.servername values, t...

CVE-2026-100701 Nodemailer 5.0.0 through 10.0.1 TLS servername Cache Confusion

Nodemailer versions 5.0.0 through 10.0.1 use a process-global DNS cache that is keyed only by the DNS host, while each cache entry also stores the caller-specific TLS servername. When two direct TLS/SMTPS transports secure: true resolve the same non-IP host with different tls.servername values, t...

CVE-2026-100701

Nodemailer versions 5.0.0 through 10.0.1 are vulnerable to a TLS servername cache confusion flaw. The application uses a process-global DNS cache keyed only by the DNS host, which incorrectly stores and returns caller-specific TLS servernames. When two different transports resolve the same host w...

CVE-2026-100701 Nodemailer 5.0.0 through 10.0.1 TLS servername Cache Confusion

Nodemailer versions 5.0.0 through 10.0.1 use a process-global DNS cache that is keyed only by the DNS host, while each cache entry also stores the caller-specific TLS servername. When two direct TLS/SMTPS transports secure: true resolve the same non-IP host with different tls.servername values, t...