libssh: libssh: stack buffer overflow in SFTP server longname construction

A flaw was found in libssh. During SFTP server directory listing, the longname field is constructed with unsafe concatenation into a fixed-size stack buffer. When a client causes the server to list attacker-controlled filenames, sufficiently long names can overflow that stack buffer and may lead ...

CVE-2026-51263

Rejected reason: DO NOT USE THIS CVE RECORD. ConsultIDs: none. Reason: This record was withdrawn by its CNA. Further investigation showed that it was not a security issue. Notes: none...

CVE-2026-51263

CVE-2026-51263 entry is rejected/not used per the initial description.

EUVD-2026-49863

schreibfaul1 ESP32-audioI2S 3.4.5 is vulnerable to Buffer Overflow. The Audio::openaispeech function in the Audio library manually constructs JSON request bodies and HTTP request headers by directly concatenating externally controllable input and instructions strings without effective length...

PT-2026-65506

schreibfaul1 ESP32-audioI2S 3.4.5 is vulnerable to Buffer Overflow. The Audio::openai speech function in the Audio library manually constructs JSON request bodies and HTTP request headers by directly concatenating externally controllable input and instructions strings without effective length...

PT-2026-65428

The PickPlugins Question Answer plugin for WordPress is vulnerable to SQL Injection in versions up to and including 1.2.73. This is due to insufficient sanitization of user-supplied input via the 'id' GET parameter in the user profile template combined with the use of wp unslash which removes...

CVE-2026-51267

...

CVE-2026-51267

DO NOT USE THIS CVE RECORD. ConsultIDs: none. Reason: This record was withdrawn by its CNA. Further investigation showed that it was not a security issue. Notes: none...

SAP Memory Pipes (MPI) Desynchronization

SAP NetWeaver Application Server ABAP, SAP NetWeaver Application Server Java, ABAP Platform, SAP Content Server 7.53 and SAP Web Dispatcher are vulnerable to request smuggling and request concatenation attacks. An unauthenticated attacker can prepend a victim's request with arbitrary data. This...

GO-2026-6037 Gitea: Denial of Service (CPU & Memory Exhaustion) via O(N^2) String Concatenation in Debian Package Upload in gitea.dev

Gitea: Denial of Service CPU & Memory Exhaustion via ON^2 String Concatenation in Debian Package Upload in gitea.dev...

Gitea: Denial of Service (CPU & Memory Exhaustion) via O(N^2) String Concatenation in Debian Package Upload

Gitea's Debian package registry parser contains an unbounded decompression vulnerability in ParseControlFile. When processing an uploaded .deb file, the parser decompresses control.tar.gz and copies the entire uncompressed stream into a strings.Builder via a TeeReader, with no limit on how much...

GHSA-6HM7-3PWJ-22RM Gitea: Denial of Service (CPU & Memory Exhaustion) via O(N^2) String Concatenation in Debian Package Upload

Gitea's Debian package registry parser contains an unbounded decompression vulnerability in ParseControlFile. When processing an uploaded .deb file, the parser decompresses control.tar.gz and copies the entire uncompressed stream into a strings.Builder via a TeeReader, with no limit on how much...

CVE-2026-64880

CVE-2026-64880 corresponds to a blind SQL injection in Tenable Security Center, caused by unsanitized user input in report filtering parameters that is concatenated into SQL queries. This can enable unauthorized database read access. The CVE is listed with a base score of 7.1 (HIGH) on CVSS v3.1/...

CVE-2026-64880 Blind SQL Injection

Unsanitized user-supplied input in report filtering parameters is concatenated directly into SQL queries without proper escaping or parameterized queries, enabling blind SQL injection and unauthorized database read access...

PT-2026-63286

Name of the Vulnerable Software and Affected Versions Gitea affected versions not specified Description The Debian package registry parser contains two issues that can lead to a complete denial of service. First, an unbounded decompression flaw exists in the ParseControlFile function. When...

shell-quote: Quadratic-complexity Denial of Service in `parse()` (CWE-407)

Summary shell-quote's parse finalizes its token list with a reduce that uses Array.prototype.concat as the accumulator. Each prev.concatarg copies the entire growing array, so parse runs in On² in the number of tokens. An unauthenticated attacker who can submit a string to any code path that call...

EUVD-2025-203031

Tornado: Quadratic DoS via Repeated Header Coalescing...

crypto/x509: golang: Denial of Service due to excessive resource consumption via crafted certificate

A flaw was found in golang. A remote attacker could exploit this vulnerability by providing a specially crafted certificate during the error string construction process within the HostnameError.Error function. This flaw, caused by unbounded string concatenation, leads to excessive resource...

CVE-2026-61453 Grav before 2.0.1 XSS via Twig String Concatenation

Grav v2.0.0 contains a cross-site scripting vulnerability fixed in 2.0.1. The XSS blueprint validator Security::detectXss runs on raw page content before Twig processing. When Twig content processing is enabled twigcontent.processenabled: true, an attacker with page-write API permission can use...

CVE-2026-61453 Grav before 2.0.1 XSS via Twig String Concatenation

Grav v2.0.0 contains a cross-site scripting vulnerability fixed in 2.0.1. The XSS blueprint validator Security::detectXss runs on raw page content before Twig processing. When Twig content processing is enabled twigcontent.processenabled: true, an attacker with page-write API permission can use...