PYSEC-2026-2891 Postorius is vulnerable to XSS

Postorius through 1.3.13 does not escape HTML in the message subject when rendering it in the Held messages pop-up, as exploited in the wild in May 2026...

PYSEC-2026-2471 Ethyca Fides has a Privacy Request Identity Verification Bypass Vulnerability via Duplicate Detection

Summary Fides deployments that enable both subject identity verification and duplicate privacy request detection are affected by a vulnerability in which an administrator can approve a privacy request whose identity was never verified. For erasure policies, this can result in unauthorized deletio...

Ethyca Fides has a Privacy Request Identity Verification Bypass Vulnerability via Duplicate Detection

SummaryFides deployments that enable both subject identity verification and duplicate privacy request detection are affected by a vulnerability in which an administrator can approve a privacy request whose identity was never verified. For erasure policies, this can result in unauthorized deletion...

PT-2026-59131

Impact dulwich.porcelain.format patchoutdir=... derives each patch filename from the commit's subject line. Prior to this fix, get summary only replaced spaces with dashes - path separators /, , parent-directory components .., and other filename-hostile characters e.g. : were preserved verbatim a...

PT-2026-57868

A vulnerability was identified in SourceCodester Class and Exam Timetabling System 1.0. The impacted element is an unknown function of the file /subject.php. Such manipulation of the argument subject leads to cross site scripting. It is possible to launch the attack remotely. The exploit is...

PT-2026-59528

Postorius through 1.3.13 does not escape HTML in the message subject when rendering it in the Held messages pop-up, as exploited in the wild in May 2026...

PT-2026-59138

Summary Fides deployments that enable both subject identity verification and duplicate privacy request detection are affected by a vulnerability in which an administrator can approve a privacy request whose identity was never verified. For erasure policies, this can result in unauthorized deletio...

CVE-2026-56668

ZITADEL is an open source identity management platform. Prior to 4.15.3, ZITADEL's OAuth2 Token Exchange endpoint for urn:ietf:params:oauth:grant-type:token-exchange does not verify that the subject token belongs to the requesting client or that requested scopes remain within the original token's...

CVE-2026-56668

Product/Component : ZITADEL identity management platform (OAuth2 Token Exchange endpoint). Vulnerability : Prior to version 4.15.3, the endpoint for grant-type: token-exchange does not verify that the subject token belongs to the requesting client, nor ensure requested scopes stay within the orig...

CVE-2026-56668 ZITADEL: Unauthorized Token Privilege Escalation in OAuth2 Token Exchange

ZITADEL is an open source identity management platform. Prior to 4.15.3, ZITADEL's OAuth2 Token Exchange endpoint for urn:ietf:params:oauth:grant-type:token-exchange does not verify that the subject token belongs to the requesting client or that requested scopes remain within the original token's...

SUSE CVE-2026-59692

A stack buffer overflow vulnerability was found in GStreamer's DTLS plugin. During a DTLS handshake, the peer certificate Subject Distinguished Name is printed into a fixed-size 2048-byte stack buffer without bounds checking. A remote unauthenticated attacker can send a certificate with an...

PT-2026-57256

Name of the Vulnerable Software and Affected Versions ZITADEL versions prior to 4.15.3 Description The OAuth2 Token Exchange endpoint for urn:ietf:params:oauth:grant-type:token-exchange fails to verify if the subject token belongs to the requesting client or if the requested scopes are within the...

CVE-2026-59208

CVE-2026-59208 affects n8n, an open-source workflow automation platform. Vulnerability: when an n8n instance is configured with more than one trusted token-exchange issuer, it could resolve external identities to local accounts using only the JWT sub claim and ignore the iss claim. This allows an...

CVE-2026-59208 n8n: Cross-Issuer Token Exchange Account Binding via Subject-Only Identity Resolution

n8n is an open source workflow automation platform. Prior to 2.27.4 and from 2.28.0 prior to 2.28.1, n8n instances configured with more than one trusted token-exchange issuer resolved external identities to local accounts using only the JWT sub claim and ignored the iss claim, allowing an attacke...

DEBIAN-CVE-2026-59692

A stack buffer overflow vulnerability was found in GStreamer's DTLS plugin. During a DTLS handshake, the peer certificate Subject Distinguished Name is printed into a fixed-size 2048-byte stack buffer without bounds checking. A remote unauthenticated attacker can send a certificate with an...

CVE-2026-59692

A stack buffer overflow vulnerability was found in GStreamer's DTLS plugin. During a DTLS handshake, the peer certificate Subject Distinguished Name is printed into a fixed-size 2048-byte stack buffer without bounds checking. A remote unauthenticated attacker can send a certificate with an...

UBUNTU-CVE-2026-59692

A stack buffer overflow vulnerability was found in GStreamer's DTLS plugin. During a DTLS handshake, the peer certificate Subject Distinguished Name is printed into a fixed-size 2048-byte stack buffer without bounds checking. A remote unauthenticated attacker can send a certificate with an...

CVE-2026-59692

GStreamer DTLS plugin exposes a stack buffer overflow during DTLS handshake when formatting the peer certificate Subject DN into a fixed 2048-byte stack buffer without bounds checks. A remote unauthenticated attacker can supply an oversized Subject DN to trigger the overflow, causing a crash and ...

EUVD-2026-42570

A stack buffer overflow vulnerability was found in GStreamer's DTLS plugin. During a DTLS handshake, the peer certificate Subject Distinguished Name is printed into a fixed-size 2048-byte stack buffer without bounds checking. A remote unauthenticated attacker can send a certificate with an...

CVE-2026-59692 Gstreamer1-plugins-bad-free: gstreamer: dtls certificate subject dn stack buffer overflow in openssl_verify_callback

A stack buffer overflow vulnerability was found in GStreamer's DTLS plugin. During a DTLS handshake, the peer certificate Subject Distinguished Name is printed into a fixed-size 2048-byte stack buffer without bounds checking. A remote unauthenticated attacker can send a certificate with an...