CVE-2026-104458: Server-Side Request Forgery (SSRF)

YesWiki before 4.6.7 contains a server-side request forgery vulnerability in validateKeyIdUrl that allows unauthenticated attackers to bypass the SSRF guard using 6to4, NAT64, or IPv4-compatible IPv6 addresses. Attackers can send a crafted Signature keyId to the public actor inbox route to reach...

CVE-2026-77164

Circles' remote-instance signature verification fetches the attacker-supplied keyId URL before trust in the remote instance is established, and explicitly allows local/private addresses for this request, bypassing Nextcloud's core SSRF protections. The public, unauthenticated endpoints POST...

CVE-2026-77164

CVE-2026-77164 is a blind SSRF in Nextcloud's Circles app. During remote-instance signature verification, the server fetches an attacker-supplied keyId URL before trust is established and explicitly permits local/private addresses, bypassing Nextcloud's core SSRF protections. The vulnerable code ...

CVE-2026-77164

Circles' remote-instance signature verification fetches the attacker-supplied keyId URL before trust in the remote instance is established, and explicitly allows local/private addresses for this request, bypassing Nextcloud's core SSRF protections. The public, unauthenticated endpoints POST...

EUVD-2026-82621

Circles' remote-instance signature verification fetches the attacker-supplied keyId URL before trust in the remote instance is established, and explicitly allows local/private addresses for this request, bypassing Nextcloud's core SSRF protections. The public, unauthenticated endpoints POST...

CVE-2026-77164

Circles' remote-instance signature verification fetches the attacker-supplied keyId URL before trust in the remote instance is established, and explicitly allows local/private addresses for this request, bypassing Nextcloud's core SSRF protections. The public, unauthenticated endpoints POST...

CVE-2026-52769

YesWiki is a wiki system written in PHP. From version 4.6.2 to before version 4.6.6, the POST /api/forms/formId/actor/inbox route - exposed publicly with acl:"public" - accepts an HTTP Signature header whose keyId parameter is a URL. HttpSignatureService::verifySignature parses the header and...

CVE-2026-52769: Server-Side Request Forgery (SSRF)

YesWiki is a wiki system written in PHP. From version 4.6.2 to before version 4.6.6, the POST /api/forms/formId/actor/inbox route - exposed publicly with acl:"public" - accepts an HTTP Signature header whose keyId parameter is a URL. HttpSignatureService::verifySignature parses the header and...

CVE-2026-52769

YesWiki (PHP wiki system) versions 4.6.2 through before 4.6.6 contain an unauthenticated Server-Side Request Forgery (SSRF) in the ActivityPub inbox endpoint. The route POST /api/forms/{formId}/actor/inbox (public ACL) passes the attacker-controlled keyId URL from the HTTP Signature header direct...

CVE-2026-52769 YesWiki: Unauthenticated Server-Side Request Forgery via ActivityPub `Signature.keyId`

YesWiki is a wiki system written in PHP. From version 4.6.2 to before version 4.6.6, the POST /api/forms/formId/actor/inbox route - exposed publicly with acl:"public" - accepts an HTTP Signature header whose keyId parameter is a URL. HttpSignatureService::verifySignature parses the header and...

EUVD-2026-71801

YesWiki is a wiki system written in PHP. From version 4.6.2 to before version 4.6.6, the POST /api/forms/formId/actor/inbox route - exposed publicly with acl:"public" - accepts an HTTP Signature header whose keyId parameter is a URL. HttpSignatureService::verifySignature parses the header and...

CVE-2026-52769 YesWiki: Unauthenticated Server-Side Request Forgery via ActivityPub `Signature.keyId`

YesWiki is a wiki system written in PHP. From version 4.6.2 to before version 4.6.6, the POST /api/forms/formId/actor/inbox route - exposed publicly with acl:"public" - accepts an HTTP Signature header whose keyId parameter is a URL. HttpSignatureService::verifySignature parses the header and...

CVE-2026-18859

A vulnerability was identified in ESAFENET CDG up to 20260615. Affected is an unknown function of the file /CDGServer3/ukey/usbkey;logindojojs. Such manipulation of the argument keyid leads to sql injection. The attack may be performed from remote. The exploit is publicly available and might be...

EUVD-2026-53016

A vulnerability was identified in ESAFENET CDG up to 20260615. Affected is an unknown function of the file /CDGServer3/ukey/usbkey;logindojojs. Such manipulation of the argument keyid leads to sql injection. The attack may be performed from remote. The exploit is publicly available and might be...

CVE-2026-18859 ESAFENET CDG usbkey;logindojojs sql injection

A vulnerability was identified in ESAFENET CDG up to 20260615. Affected is an unknown function of the file /CDGServer3/ukey/usbkey;logindojojs. Such manipulation of the argument keyid leads to sql injection. The attack may be performed from remote. The exploit is publicly available and might be...

CVE-2026-18859 ESAFENET CDG usbkey;logindojojs sql injection

A vulnerability was identified in ESAFENET CDG up to 20260615. Affected is an unknown function of the file /CDGServer3/ukey/usbkey;logindojojs. Such manipulation of the argument keyid leads to sql injection. The attack may be performed from remote. The exploit is publicly available and might be...

PT-2026-67899

Name of the Vulnerable Software and Affected Versions ESAFENET CDG versions prior to 20260615 Description A remote SQL injection is possible due to improper handling of the keyid argument within an unknown function of the /CDGServer3/ukey/usbkey;logindojojs file. SQL injection is a technique wher...

CVE-2026-18859: Improper Neutralization of Special Elements used in an SQL Command

A vulnerability was identified in ESAFENET CDG up to 20260615. Affected is an unknown function of the file /CDGServer3/ukey/usbkey;logindojojs. Such manipulation of the argument keyid leads to sql injection. The attack may be performed from remote. The exploit is publicly available and might be...

GHSA-VW42-752G-5MRP YesWiki has Unauthenticated Server-Side Request Forgery via ActivityPub `Signature.keyId`

Summary The POST /api/forms/formId/actor/inbox route - exposed publicly with acl:"public" - accepts an HTTP Signature header whose keyId parameter is a URL. HttpSignatureService::verifySignature parses the header and immediately makes a server-side HTTP GET to that URL, before any cryptographic...

PT-2026-57029

Name of the Vulnerable Software and Affected Versions YesWiki versions 4.6.2 through 4.6.5 Description An unauthenticated remote attacker can perform a Server-Side Request Forgery SSRF by sending a specially crafted HTTP request to the POST /api/forms/formId/actor/inbox endpoint. The issue occurs...