CVE-2026-4873

A vulnerability exists where a connection requiring TLS incorrectly reuses an existing unencrypted connection from the same connection pool. If an initial transfer is made in clear-text via IMAP, SMTP, or POP3, a subsequent request to that same host bypasses the TLS requirement and instead transm...

CVE-2026-4873

CVE-2026-4873 is a TLS-reuse issue observed in curl-related advisories. The vulnerability arises when a TLS-requiring connection reuses an existing unencrypted connection from the same pool: if the initial transfer is unencrypted (e.g., via IMAP, SMTP, or POP3), a subsequent request to the same h...

CVE-2026-4873 connection reuse ignores TLS requirement

A vulnerability exists where a connection requiring TLS incorrectly reuses an existing unencrypted connection from the same connection pool. If an initial transfer is made in clear-text via IMAP, SMTP, or POP3, a subsequent request to that same host bypasses the TLS requirement and instead transm...

CVE-2026-4873

A vulnerability exists where a connection requiring TLS incorrectly reuses an existing unencrypted connection from the same connection pool. If an initial transfer is made in clear-text via IMAP, SMTP, or POP3, a subsequent request to that same host bypasses the TLS requirement and instead transm...

CVE-2026-4873 connection reuse ignores TLS requirement

A vulnerability exists where a connection requiring TLS incorrectly reuses an existing unencrypted connection from the same connection pool. If an initial transfer is made in clear-text via IMAP, SMTP, or POP3, a subsequent request to that same host bypasses the TLS requirement and instead transm...

CVE-2026-4873

A vulnerability exists where a connection requiring TLS incorrectly reuses an existing unencrypted connection from the same connection pool. If an initial transfer is made in clear-text via IMAP, SMTP, or POP3, a subsequent request to that same host bypasses the TLS requirement and instead transm...

CVE-2026-32661

Stack-based buffer overflow vulnerability exists in GUARDIANWALL MailSuite and GUARDIANWALL Mail Security Cloud SaaS version. If a remote attacker sends a specially crafted request to the product's web service, arbitrary code may be executed when the product is configured to run pop3wallpasswd wi...

CVE-2026-32661

Stack-based buffer overflow vulnerability exists in GUARDIANWALL MailSuite and GUARDIANWALL Mail Security Cloud SaaS version. If a remote attacker sends a specially crafted request to the product's web service, arbitrary code may be executed when the product is configured to run pop3wallpasswd wi...

CVE-2026-32661

CVE-2026-32661 affects GUARDIANWALL MailSuite and GUARDIANWALL Mail Security Cloud (SaaS). The issue is a stack-based buffer overflow in the pop3wallpasswd command when run with the grdnwww user privilege, allowing a remote attacker to execute arbitrary code via a crafted web-service request. CVS...

CVE-2026-32661

Stack-based buffer overflow vulnerability exists in GUARDIANWALL MailSuite and GUARDIANWALL Mail Security Cloud SaaS version. If a remote attacker sends a specially crafted request to the product's web service, arbitrary code may be executed when the product is configured to run pop3wallpasswd wi...

aad-fastapi-dl37 (>=1.0.0 <=1.0.2), agentiq (>=1.2.0a20250730 <=1.2.0rc4) +170 more potentially affected by CVE-2026-44681 via authlib (>=1.0.0 <=1.6.11)

authlib PYPI version =1.0.0, =1.0.0, =1.2.0a20250730, =1.1.0, =1.2.0a20250730, =0.1.0, =0.1.0a1, =1.2.0, =1.2.0a20250730, =1.2.0a20250730, =1.2.0a20250730, =1.2.0, =1.2.0a20250730, =1.2.0a20250730, =1.2.0a20250730, =1.2.0a20250730, =1.2.0rc4 and more Source cves: CVE-2026-44681 Source advisory:...

Canon GUARDIANWALL MailSuite和Canon GUARDIANWALL Mail Security Cloud 安全漏洞

Canon GUARDIANWALL MailSuite and Canon GUARDIANWALL Mail Security Cloud are products of Canon, a Japanese company. Canon GUARDIANWALL MailSuite is an enterprise-level email security and filtering system. Canon GUARDIANWALL Mail Security Cloud is an enterprise-level cloud-based email security...

VulnCheck KEV: CVE-2026-32661

Stack-based buffer overflow vulnerability exists in GUARDIANWALL MailSuite and GUARDIANWALL Mail Security Cloud SaaS version. If a remote attacker sends a specially crafted request to the product's web service, arbitrary code may be executed when the product is configured to run pop3wallpasswd wi...

The vulnerability of the ungetc() function in the BDAT/CHUNKING component of the email server Exim, which allows a hacker to execute arbitrary code.

The vulnerability of the ungetc function in the BDAT/CHUNKING component of the email server Exim relates to the use of memory after it is freed. Exploiting this vulnerability could allow a remote attacker to execute arbitrary code...

PT-2026-40577

Name of the Vulnerable Software and Affected Versions GUARDIANWALL MailSuite affected versions not specified GUARDIANWALL Mail Security Cloud SaaS version affected versions not specified Description A stack-based buffer overflow allows a remote attacker to execute arbitrary code by sending a...

FreeBSD : zeek -- potential DoS vulnerability (e665f0a2-fe6d-44b0-ba9e-d383f055a8a3)

The version of FreeBSD installed on the remote host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the e665f0a2-fe6d-44b0-ba9e-d383f055a8a3 advisory. Wojtulewicz of Corelight reports: A specially-crafted series of MIME headers sent via SMTP or HTTP coul...

EUVD-2026-29830

PowerSYSTEM Center email notification service is affected by a CRLF injection vulnerability when using SMTPS communication...

CVE-2026-35504

PowerSYSTEM Center email notification service is affected by a CRLF injection vulnerability when using SMTPS communication...

CVE-2026-35504 Subnet Solutions PowerSYSTEM Center CRLF injection

PowerSYSTEM Center email notification service is affected by a CRLF injection vulnerability when using SMTPS communication...

CVE-2026-35504

CVE-2026-35504 affects PowerSYSTEM Center's email notification service, with a CRLF injection vulnerability when using SMTPS. The available data provides CVSS 4.0/3.1 base metrics (MEDIUM) and does not specify affected versions, root cause details, exploitation status, or remediation. The descrip...