EUVD-2026-81165

A vulnerability in the Online Certificate Status Protocol OCSP responder of Cisco ISE and Cisco ISE-PIC could allow an unauthenticated, remote attacker to cause an administrative reload of the OCSP responder certificate and key material. This vulnerability is due to missing authentication on a...

CVE-2026-76447

Cisco ISE and Cisco ISE-PIC contain a vulnerability in the OCSP responder caused by missing authentication on a specific function. An unauthenticated, remote attacker can send a crafted request to trigger an administrative reload of the OCSP responder certificate and key material on demand. The i...

CVE-2026-76447 Cisco Identity Services Engine Certificate Reload Vulnerability

A vulnerability in the Online Certificate Status Protocol OCSP responder of Cisco ISE and Cisco ISE-PIC could allow an unauthenticated, remote attacker to cause an administrative reload of the OCSP responder certificate and key material. This vulnerability is due to missing authentication on a...

CVE-2026-76447 Cisco Identity Services Engine Certificate Reload Vulnerability

A vulnerability in the Online Certificate Status Protocol OCSP responder of Cisco ISE and Cisco ISE-PIC could allow an unauthenticated, remote attacker to cause an administrative reload of the OCSP responder certificate and key material. This vulnerability is due to missing authentication on a...

tomcat: Apache Tomcat: OCSP checks sometimes soft-fail with FFM even when soft-fail is disabled

A flaw was found in Apache Tomcat. When client certificate authentication is configured with strict certificate revocation checking, Online Certificate Status Protocol OCSP verification may improperly allow connections instead of failing as intended. A remote attacker presenting an invalid or...

tomcat: Apache Tomcat: OCSP checks sometimes soft-fail with FFM even when soft-fail is disabled

A flaw was found in Apache Tomcat. When client certificate authentication is configured with strict certificate revocation checking, Online Certificate Status Protocol OCSP verification may improperly allow connections instead of failing as intended. A remote attacker presenting an invalid or...

CVE-2026-76447: Missing Authentication for Critical Function

A vulnerability in the Online Certificate Status Protocol OCSP responder of Cisco ISE and Cisco ISE-PIC could allow an unauthenticated, remote attacker to cause an administrative reload of the OCSP responder certificate and key material. This vulnerability is due to missing authentication on a...

PT-2026-94030

Name of the Vulnerable Software and Affected Versions Cisco ISE affected versions not specified Cisco ISE-PIC affected versions not specified Description An issue exists in the Online Certificate Status Protocol OCSP responder—a protocol used for obtaining the real-time revocation status of digit...

openssl: Double-free When Checking OCSP Stapled Response

A flaw was found in OpenSSL. A malicious server can exploit the TLS Online Certificate Status Protocol OCSP stapling feature by sending a specially crafted response. This can trigger a double-free vulnerability in the client's certificate verification process, potentially leading to a Denial of...

openssl: NULL Dereference in Certificate Verification with OCSP Checking

A flaw was found in OpenSSL. When an application is configured with specific non-default settings for certificate verification, including both Online Certificate Status Protocol OCSP response checking and partial chain verification, a NULL dereference can occur. This vulnerability can be triggere...

Fixed in Apache Tomcat 9.0.122

Low: WebSocket message smuggling with per-message-deflate CVE-2026-87022 Improper handling of length parameter allows WebSocket message smuggling when per-message-deflate is used. This was fixed with commit 959a52a2. This issue was reported to the Tomcat security team on 7 September 2026. The iss...

Fixed in Apache Tomcat 10.1.60

Low: WebSocket message smuggling with per-message-deflate CVE-2026-87022 Improper handling of length parameter allows WebSocket message smuggling when per-message-deflate is used. This was fixed with commit 567a8551. This issue was reported to the Tomcat security team on 7 September 2026. The iss...

Fixed in Apache Tomcat 11.0.26

Low: WebSocket message smuggling with per-message-deflate CVE-2026-87022 Improper handling of length parameter allows WebSocket message smuggling when per-message-deflate is used. This was fixed with commit 4fef25fe. This issue was reported to the Tomcat security team on 7 September 2026. The iss...

Astra Linux – Vulnerability in Apache2

Buffer Over-read vulnerability in Apache HTTP Server due to outbound OCSP requests sent to an attacker-controlled OCSP server This issue affects Apache HTTP Server versions 2.4.0 through 2.4.67. Users are recommended to upgrade to version 2.4.68, which addresses this vulnerability...

Astra Linux – Vulnerability in Thunderbird

The OCSP revocation status of certificates was not checked when verifying S/Mime signatures. Emails signed with revoked certificates would be displayed as having a valid signature. Thunderbird versions from 68 to 102.7.0 were affected by this bug. This vulnerability affects Thunderbird versions...

Astra Linux – Vulnerability in StrongSwan

Before version 5.9.8, StrongSwan allowed remote attackers to cause a denial of service in the revocation plugin by sending a crafted end-entity and intermediate CA certificate that contained a CRL/OCSP URL pointing to a server under the attacker’s control that did not respond properly. In some...

Astra Linux – Vulnerability in Erlang

There is a vulnerability in the validation of certificates in the Erlang OTP publickey pubkeyocsp module, which allows forged OCSP responses signed with an expired responder certificate to be accepted as valid. The OCSP response verification in pubkeyocsp:verifyresponse/5 and...

httpd: Apache HTTP Server: Buffer Over-read via outbound OCSP requests to attacker-controlled server

A flaw was found in Apache HTTP Server. This buffer over-read vulnerability occurs when the server processes outbound Online Certificate Status Protocol OCSP requests directed to an attacker-controlled OCSP server. This could allow a remote attacker to read sensitive information from memory or...

Fedora 44 : mongo-c-driver (2026-8ed63cce6b)

The remote Fedora 44 host has a package installed that is affected by multiple vulnerabilities as referenced in the FEDORA-2026-8ed63cce6b advisory. libmongoc 1.30.9 Fixes - Fix OCSP error handling. CVE-2026-84964 - Fix unsafe casts during JSON parsing. CVE-2026-84965 - Fix possible unsafe...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: strongswan (UTSA-2022-000878)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2022-000878 advisory. strongSwan before 5.9.8 allows remote attackers to cause a denial of service in the revocation plugin by sending a crafted end-entity and intermediate CA certificate...