PYSEC-2026-3606 Penelope unsafe tar extraction allows arbitrary local file write via crafted session archive

Summary Penelope versions prior to 0.19.3 extracted tar archives received from remote sessions without validating archive member paths. When using the affected Unix download path, a malicious or compromised remote session could return a crafted tar archive containing path traversal entries, such ...

CVE-2026-18577: N-able N-central Authentication Bypass Exploited in the Wild

Overview On August 2, 2026, N-able published a security advisory for CVE-2026-18577, an authentication bypass vulnerability affecting N-central that was discovered being exploited in-the-wild after an incomplete fix for an earlier authentication bypass issue, CVE-2026-18556 was disclosed...

SUSE CVE-2026-53666

React Router is a router for React. In versions 6.4.0 through 7.17.0, if application code was written in a way that allows attacker-supplied input to overwrite certain aspects of errors caught by the SSR process, then it was possible for an attacker to trigger unexpected constructor execution on...

SUSE CVE-2026-55685

React Router is a router for React. In versions 7.0.0 through 7.17.0, the manifest endpoint could be accessed via unauthenticated targeted requests that would put heavy load on the server and slow down response times. This issue is a follow up to CVE-2026-42342, and does not does not impact React...

CVE-2026-47746 Misskey: JSON-LD signature validation + compaction is vulnerable to timing attacks

Misskey is an open source, federated social media platform. Versions 12.37.0 and later, but prior to 2026.5.4, are vulnerable to timing attacks during JSON-LD signature validation and the compaction process. Because the JSON-LD parsing context is not shared between signature verification and...

CVE-2026-48115 Misskey: Improper Authorization in the Announcements API

Misskey is an open source, federated social media platform. All Misskey servers running versions 2024.5.0 and later, but prior to 2026.5.4, contain a vulnerability in the Server Announcements API where insufficient permission checks allow attackers to access limited portions of data that they...

CVE-2026-69153 PostCSS: incomplete fix of CVE-2026-45623 — attacker-controlled sourceMappingURL reads arbitrary .map files when `from` is unset

PostCSS takes a CSS file and provides an API to analyze and modify its rules by transforming the rules into an Abstract Syntax Tree. Prior to 8.5.19, if from is unset, an attacker can cause PreviousMap.loadFile to read an unintended source-map file by supplying an absolute or directory-traversal...

CVE-2026-68930

Russh is a Rust SSH library. Prior to version 0.62.5, it dispatched channel-scoped Handler callbacks for recipient channel IDs that were never opened or confirmed in russh/src/server/encrypted.rs, server_read_authenticated, and the exec_request callback. This could allow callbacks to be reached w...

CVE-2026-18590

A vulnerability was determined in Wavlink WL-NU516U1 708c073-mt7628. Affected is the function setsysadm of the file adm.cgi of the component Admin Password Handler. This manipulation causes os command injection. The attack is possible to be carried out remotely. The exploit has been publicly...

CVE-2026-18589 Wavlink WL-NU516U1 nas.cgi change_password stack-based overflow

A vulnerability was found in Wavlink WL-NU516U1 708c073-mt7628. This impacts the function changepassword of the file nas.cgi. The manipulation of the argument User1Passwd results in stack-based buffer overflow. The attack can be executed remotely. The exploit has been made public and could be use...

CVE-2026-18588

The CVE-2026-18588 affects the Wavlink WL-NU516U1 (708c073-mt7628) device, with a stack-based buffer overflow in nas.cgi caused by manipulation of CONTENT_LENGTH. This allows remote exploitation and could impact confidentiality, integrity, and availability. A fixed version has been released by th...

EUVD-2026-52167

A vulnerability has been found in Wavlink WL-NU516U1 708c073-mt7628. This affects the function fgets of the file nas.cgi. The manipulation of the argument CONTENTLENGTH leads to stack-based buffer overflow. Remote exploitation of the attack is possible. You should upgrade the affected component...

Inefficient Algorithmic Complexity

Overview Affected versions of this package are vulnerable to Inefficient Algorithmic Complexity in the IETFUtils.valueToString method, reached through X500Name.toString, equals, and hashCode via AbstractX500NameStyle, which escapes each special character with vBuf.insertindex, "\" on the same...

Improper Verification of Cryptographic Signature

Overview org.bouncycastle:bcprov-ext-jdk15on is a Java implementation of cryptographic algorithms. Affected versions of this package are vulnerable to Improper Verification of Cryptographic Signature in the verifySignature method of RSADigestSigner, whose legacy NULL-omitted DigestInfo path...

Improper Certificate Validation

Overview org.bouncycastle:bcprov-jdk15on is a Java implementation of cryptographic algorithms. Affected versions of this package are vulnerable to Improper Certificate Validation in the check method of ProvOcspRevocationChecker, which verifies a stapled OCSP response's signature and then treats t...

Improper Certificate Validation

Overview org.bouncycastle:bcprov-debug-jdk15on is a Java implementation of cryptographic algorithms. Affected versions of this package are vulnerable to Improper Certificate Validation in the check method of ProvOcspRevocationChecker, which verifies a stapled OCSP response's signature and then...

Improper Verification of Cryptographic Signature

Overview org.bouncycastle:bcprov-jdk15on is a Java implementation of cryptographic algorithms. Affected versions of this package are vulnerable to Improper Verification of Cryptographic Signature in the verifySignature method of RSADigestSigner, whose legacy NULL-omitted DigestInfo path computes...

Improper Validation of Integrity Check Value

Overview org.bouncycastle:bcprov-debug-jdk15on is a Java implementation of cryptographic algorithms. Affected versions of this package are vulnerable to Improper Validation of Integrity Check Value that leads to information exposure in the processPacket method of CCMBlockCipher, with equivalent...

Allocation of Resources Without Limits or Throttling

Overview org.bouncycastle:bcprov-jdk15on is a Java implementation of cryptographic algorithms. Affected versions of this package are vulnerable to Allocation of Resources Without Limits or Throttling in the engineLoad method of BcFKSKeyStoreSpi, which reads HMAC PBKDF2 or scrypt cost parameters...

Improper Validation of Integrity Check Value

Overview Affected versions of this package are vulnerable to Improper Validation of Integrity Check Value in the processPacket method of KCCMBlockCipher, which invokes processAAD only when associated data is present, so with no AAD the G1 block nonce, length, flag is never mixed into the MAC and...