CVE-2026-104476: Exposure of Sensitive Information to an Unauthorized Actor

Backdrop CMS before 1.35.1 contains an information disclosure vulnerability that allows unauthenticated attackers to retrieve configuration export archives left on the server after transfer. Attackers can download compressed archives generated by users with configuration export permission to obta...

Linux Distros Unpatched Vulnerability : CVE-2026-71892

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - In Bouncy Castle for Java before 1.86, the opt-in key-size validation on CMS key-transport recipients,...

CVE-2026-71892: Incorrect Comparison

In Bouncy Castle for Java before 1.86, the opt-in key-size validation on CMS key-transport recipients, org.bouncycastle.cms.jcajce.JceKeyTransRecipient.setKeySizeValidationtrue, never ran for a message using RFC 9709 content-encryption key derivation id-alg-cek-hkdf-sha256. The branch that should...

CVE-2026-104476 Backdrop CMS before 1.35.1 Information Disclosure via Configuration Export Archive

Backdrop CMS before 1.35.1 contains an information disclosure vulnerability that allows unauthenticated attackers to retrieve configuration export archives left on the server after transfer. Attackers can download compressed archives generated by users with configuration export permission to obta...

CVE-2026-104476 Backdrop CMS before 1.35.1 Information Disclosure via Configuration Export Archive

Backdrop CMS before 1.35.1 contains an information disclosure vulnerability that allows unauthenticated attackers to retrieve configuration export archives left on the server after transfer. Attackers can download compressed archives generated by users with configuration export permission to obta...

CVE-2026-104476

Backdrop CMS versions prior to 1.35.1 are susceptible to an information disclosure vulnerability. This flaw allows unauthenticated attackers to retrieve configuration export archives that remain on the server after a transfer is completed. By downloading these compressed archives, an attacker can...

CVE-2026-104476 Backdrop CMS before 1.35.1 Information Disclosure via Configuration Export Archive

Backdrop CMS before 1.35.1 contains an information disclosure vulnerability that allows unauthenticated attackers to retrieve configuration export archives left on the server after transfer. Attackers can download compressed archives generated by users with configuration export permission to obta...

CVE-2026-63573

Observable discrepancy in the CMS RSA PKCS1 v1.5 key-transport unwrap KeyTransRecipientInformation.UnwrapKey in Legion of the Bouncy Castle Inc. bc-csharp before 2.7.0 allows a remote attacker who holds a captured CMS EnvelopedData message, and who can submit many modified messages to an...

CVE-2026-63578

The bc-csharp library (versions before 2.7.0 ) by Legion of the Bouncy Castle Inc. is vulnerable to a denial of service via CPU exhaustion in the PbeUtilities.GenerateCipherParameters function. This is caused by the allocation of resources without limits during password-based private-key decrypti...

EUVD-2026-91224

Observable discrepancy in the CMS RSA PKCS1 v1.5 key-transport unwrap KeyTransRecipientInformation.UnwrapKey in Legion of the Bouncy Castle Inc. bc-csharp before 2.7.0 allows a remote attacker who holds a captured CMS EnvelopedData message, and who can submit many modified messages to an...

CVE-2026-63573 Bleichenbacher padding oracle in CMS RSA PKCS#1 v1.5 key-transport unwrap

Observable discrepancy in the CMS RSA PKCS1 v1.5 key-transport unwrap KeyTransRecipientInformation.UnwrapKey in Legion of the Bouncy Castle Inc. bc-csharp before 2.7.0 allows a remote attacker who holds a captured CMS EnvelopedData message, and who can submit many modified messages to an...

CVE-2026-63573 Bleichenbacher padding oracle in CMS RSA PKCS#1 v1.5 key-transport unwrap

Observable discrepancy in the CMS RSA PKCS1 v1.5 key-transport unwrap KeyTransRecipientInformation.UnwrapKey in Legion of the Bouncy Castle Inc. bc-csharp before 2.7.0 allows a remote attacker who holds a captured CMS EnvelopedData message, and who can submit many modified messages to an...

CVE-2026-63573

A Bleichenbacher-style adaptive chosen-ciphertext attack exists in Legion of the Bouncy Castle Inc. bc-csharp versions before 2.7.0 . The vulnerability is located in the CMS RSA PKCS#1 v1.5 key-transport unwrap (KeyTransRecipientInformation.UnwrapKey) component. Because the system rejects ciphert...

CVE-2026-63573 Bleichenbacher padding oracle in CMS RSA PKCS#1 v1.5 key-transport unwrap

Observable discrepancy in the CMS RSA PKCS1 v1.5 key-transport unwrap KeyTransRecipientInformation.UnwrapKey in Legion of the Bouncy Castle Inc. bc-csharp before 2.7.0 allows a remote attacker who holds a captured CMS EnvelopedData message, and who can submit many modified messages to an...

PT-2026-104132

Observable discrepancy in the CMS RSA PKCS1 v1.5 key-transport unwrap KeyTransRecipientInformation.UnwrapKey in Legion of the Bouncy Castle Inc. bc-csharp before 2.7.0 allows a remote attacker who holds a captured CMS EnvelopedData message, and who can submit many modified messages to an...

CVE-2026-63573: Observable Discrepancy

Observable discrepancy in the CMS RSA PKCS1 v1.5 key-transport unwrap KeyTransRecipientInformation.UnwrapKey in Legion of the Bouncy Castle Inc. bc-csharp before 2.7.0 allows a remote attacker who holds a captured CMS EnvelopedData message, and who can submit many modified messages to an...

PT-2026-104458

Name of the Vulnerable Software and Affected Versions Backdrop CMS versions prior to 1.35.1 Description An information disclosure issue allows unauthenticated attackers to retrieve configuration export archives remaining on the server after transfer. By downloading these compressed archives, whic...

CVE-2026-71426

GetSimple CMS is a content management system CMS, and GetSimple CMS CE is the community edition of that CMS. In versions 3.3.22 and prior, an authenticated user with page-editing rights can store an arbitrary filesystem path in a page's template attribute. On the public front-end, this value is...

CVE-2026-71542

GetSimple CMS is a content management system CMS, and GetSimple CMS CE is the community edition of that CMS. In versions 3.3.22 and prior, GetSimpleCMS-CE is vulnerable to stored Cross-Site Scripting XSS in the "Theme to Components" functionality admin/components.php via the title parameter. The...

CVE-2026-70650

GetSimple CMS is a content management system CMS, and GetSimple CMS CE is the community edition of that CMS. In versions 3.3.22 and prior, an authenticated stored Cross-Site Scripting XSS vulnerability exists in the page backup viewer admin/backup-edit.php. Page fields are correctly HTML-encoded...