CVE-2026-107576: Inefficient Algorithmic Complexity

Inefficient algorithmic complexity in the inbound DKIM and ARC signature verification of Progressive Robot hMailServer 6.0.0 through 6.3.5 allows a remote unauthenticated attacker to make the mail services unavailable by sending a message. Building the canonical header and choosing the header...

Apple iCloud Mail Arbitrary Email Sender Spoofing

Apple iCloud Mail contained two SMTP submission-service parsing issues that allowed authenticated users to send email as arbitrary icloud.com addresses while passing SPF, DKIM, and DMARC checks...

Linux Distros Unpatched Vulnerability : CVE-2026-100888

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - A weakness has been identified in Trusted Domain Project OpenDKIM up to 2.11.0. This affects the function dkimcanonselecthdrs of the file libopendkim/dkim-canon...

SUSE CVE-2026-100888

A weakness has been identified in Trusted Domain Project OpenDKIM up to 2.11.0. This affects the function dkimcanonselecthdrs of the file libopendkim/dkim-canon.c of the component DKIM Signature Header Selection. Executing a manipulation of the argument h can lead to out-of-bounds write. The atta...

EUVD-2026-88052

A weakness has been identified in Trusted Domain Project OpenDKIM up to 2.11.0. This affects the function dkimcanonselecthdrs of the file libopendkim/dkim-canon.c of the component DKIM Signature Header Selection. Executing a manipulation of the argument h can lead to out-of-bounds write. The atta...

CVE-2026-100888

A weakness has been identified in Trusted Domain Project OpenDKIM up to 2.11.0. This affects the function dkimcanonselecthdrs of the file libopendkim/dkim-canon.c of the component DKIM Signature Header Selection. Executing a manipulation of the argument h can lead to out-of-bounds write. The atta...

CVE-2026-100888

A weakness has been identified in Trusted Domain Project OpenDKIM up to 2.11.0. This affects the function dkimcanonselecthdrs of the file libopendkim/dkim-canon.c of the component DKIM Signature Header Selection. Executing a manipulation of the argument h can lead to out-of-bounds write. The atta...

UBUNTU-CVE-2026-100888

A weakness has been identified in Trusted Domain Project OpenDKIM up to 2.11.0. This affects the function dkimcanonselecthdrs of the file libopendkim/dkim-canon.c of the component DKIM Signature Header Selection. Executing a manipulation of the argument h can lead to out-of-bounds write. The atta...

CVE-2026-100888: Out-of-bounds Write

A weakness has been identified in Trusted Domain Project OpenDKIM up to 2.11.0. This affects the function dkimcanonselecthdrs of the file libopendkim/dkim-canon.c of the component DKIM Signature Header Selection. Executing a manipulation of the argument h can lead to out-of-bounds write. The atta...

CVE-2026-100888 Trusted Domain Project OpenDKIM DKIM Signature Header Selection dkim-canon.c dkim_canon_selecthdrs out-of-bounds write

A weakness has been identified in Trusted Domain Project OpenDKIM up to 2.11.0. This affects the function dkimcanonselecthdrs of the file libopendkim/dkim-canon.c of the component DKIM Signature Header Selection. Executing a manipulation of the argument h can lead to out-of-bounds write. The atta...

CVE-2026-100888

A vulnerability exists in Trusted Domain Project OpenDKIM versions up to 2.11.0 . The issue resides in the DKIM Signature Header Selection component, specifically within the dkim_canon_selecthdrs function in libopendkim/dkim-canon.c. Improper handling of the argument h can lead to an out-of-bound...

CVE-2026-100888

A weakness has been identified in Trusted Domain Project OpenDKIM up to 2.11.0. This affects the function dkimcanonselecthdrs of the file libopendkim/dkim-canon.c of the component DKIM Signature Header Selection. Executing a manipulation of the argument h can lead to out-of-bounds write. The atta...

CVE-2026-100888 Trusted Domain Project OpenDKIM DKIM Signature Header Selection dkim-canon.c dkim_canon_selecthdrs out-of-bounds write

A weakness has been identified in Trusted Domain Project OpenDKIM up to 2.11.0. This affects the function dkimcanonselecthdrs of the file libopendkim/dkim-canon.c of the component DKIM Signature Header Selection. Executing a manipulation of the argument h can lead to out-of-bounds write. The atta...

PT-2026-99730

Name of the Vulnerable Software and Affected Versions OpenDKIM versions prior to 2.11.1 Description A remote off-by-one error exists in the Decoder component within the dkim qp decode function of the util.c file. An off-by-one error occurs when a program writes one byte past the end of the buffer...

PT-2026-99729

Name of the Vulnerable Software and Affected Versions OpenDKIM versions prior to 2.11.1 Description A weakness exists in the DKIM Signature Header Selection component within the dkim canon selecthdrs function of the libopendkim/dkim-canon.c file. A remote attacker can manipulate the h argument to...

CVE-2026-100710

Froxlor through 2.3.10 does not filter sensitive columns from API responses: Domains::get, Domains::listing, SubDomains::get, and the admin branch of SubDomains::listing perform a wildcard SELECT over the paneldomains table and return the row unmodified, including the paneldomains.dkimprivkey...

Information Exposure

Overview froxlor/froxlor is a server administration software. Affected versions of this package are vulnerable to Information Exposure via the Domains::get, Domains::listing, SubDomains::get, and SubDomains::listing API functions. An attacker can access DKIM private signing keys belonging to othe...

CVE-2026-100710 Froxlor before 2.3.12 DKIM Private Key Disclosure via API

Froxlor through 2.3.10 does not filter sensitive columns from API responses: Domains::get, Domains::listing, SubDomains::get, and the admin branch of SubDomains::listing perform a wildcard SELECT over the paneldomains table and return the row unmodified, including the paneldomains.dkimprivkey...

CVE-2026-100710 Froxlor before 2.3.12 DKIM Private Key Disclosure via API

Froxlor through 2.3.10 does not filter sensitive columns from API responses: Domains::get, Domains::listing, SubDomains::get, and the admin branch of SubDomains::listing perform a wildcard SELECT over the paneldomains table and return the row unmodified, including the paneldomains.dkimprivkey...

CVE-2026-100710

Froxlor versions through 2.3.10 are vulnerable to a sensitive data exposure issue because the application fails to filter specific columns from API responses. Specifically, the functions Domains::get(), Domains::listing(), SubDomains::get(), and the admin branch of SubDomains::listing() perform a...