CVE-2026-63385

Libevent is an event notification library. Prior to 2.1.13 and 2.2.2-alpha, libevent has two HTTP parsing weaknesses in http.c. evhttpdecodeuriinternal decodes percent-encoded %00 bytes into literal NUL characters, which can cause downstream C string operations to truncate a path and bypass...

CVE-2026-63385 Libevent: HTTP header handling bugs create risk of access control bypass.

Libevent is an event notification library. Prior to 2.1.13 and 2.2.2-alpha, libevent has two HTTP parsing weaknesses in http.c. evhttpdecodeuriinternal decodes percent-encoded %00 bytes into literal NUL characters, which can cause downstream C string operations to truncate a path and bypass...

CVE-2026-63385 Libevent: HTTP header handling bugs create risk of access control bypass.

Libevent is an event notification library. Prior to 2.1.13 and 2.2.2-alpha, libevent has two HTTP parsing weaknesses in http.c. evhttpdecodeuriinternal decodes percent-encoded %00 bytes into literal NUL characters, which can cause downstream C string operations to truncate a path and bypass...

CVE-2026-63387 Libevent: Off-by-one stack buffer overflow in dnsname_to_labels via crafted DNS server response

Libevent is an event notification library. Prior to 2.1.13 and 2.2.2-alpha, libevent has an off-by-one stack buffer overflow in evdns.c when dnsnametolabels formats a name-bearing DNS record at the end of the 64 KB stack buffer allocated by evdnsserverrequestformatresponse. The final-label check...

CVE-2026-63382

Libevent is an event notification library. Prior to 2.1.13 and 2.2.2-alpha, the libevent evhttp parser in http.c inconsistently handles duplicate Transfer-Encoding headers, comma-separated Transfer-Encoding values, and bare line feeds in chunked framing. evhttpfindheader can select only the first...

CVE-2026-73258 Mongoose: Multipart boundary/header scan logic error in mg_http_next_multipart

Mongoose is an embedded web server and network library. Prior to 7.22, a remote attacker can place a lone carriage return or line feed in multipart input processed by mghttpnextmultipart in src/http.c. The loops comparing sb and sb + 1, and sh2 and sh2 + 1, use an incorrect AND condition and stop...

CVE-2026-73258 Mongoose: Multipart boundary/header scan logic error in mg_http_next_multipart

Mongoose is an embedded web server and network library. Prior to 7.22, a remote attacker can place a lone carriage return or line feed in multipart input processed by mghttpnextmultipart in src/http.c. The loops comparing sb and sb + 1, and sh2 and sh2 + 1, use an incorrect AND condition and stop...

EUVD-2026-63495

Mongoose is an embedded web server and network library. Prior to 7.22, a remote attacker can place a lone carriage return or line feed in multipart input processed by mghttpnextmultipart in src/http.c. The loops comparing sb and sb + 1, and sh2 and sh2 + 1, use an incorrect AND condition and stop...

CVE-2026-73258 Mongoose: Multipart boundary/header scan logic error in mg_http_next_multipart

Mongoose is an embedded web server and network library. Prior to 7.22, a remote attacker can place a lone carriage return or line feed in multipart input processed by mghttpnextmultipart in src/http.c. The loops comparing sb and sb + 1, and sh2 and sh2 + 1, use an incorrect AND condition and stop...

CVE-2026-73258

In Mongoose prior to 7.22, mg_http_next_multipart() in src/http.c uses an incorrect AND condition when scanning for CRLF terminators in multipart input. A lone carriage return or line feed causes premature truncation of headers, filenames, or boundaries, allowing an attacker to present a misleadi...

CVE-2026-73258

Mongoose is an embedded web server and network library. Prior to 7.22, a remote attacker can place a lone carriage return or line feed in multipart input processed by mghttpnextmultipart in src/http.c. The loops comparing sb and sb + 1, and sh2 and sh2 + 1, use an incorrect AND condition and stop...

CVE-2026-76641 Expat Out-of-Bounds Read via dtdCopy

Expat through 2.8.3 contains an out-of-bounds read vulnerability that allows attackers to trigger memory corruption by processing XML with external entity parsers created via XMLExternalEntityParserCreate. A struct size mismatch between ELEMENTTYPE members causes storeAtts to read the attIndex...

CVE-2026-73257 Mongoose: Content-Length + Transfer-Encoding coexistence enables request smuggling

Mongoose is an embedded web server and network library. Priro to version 7.22, a remote unauthenticated attacker can send an HTTP request containing both Content-Length and Transfer-Encoding: chunked. The clcount and tecount checks in the mghttpparse and httpcb paths in src/http.c accept both...

GHSA-QQFF-5854-PX68 vouch-proxy has an Unbounded Multipart Cookie Allocation DoS

Unbounded Multipart Cookie Allocation DoS in vouch-proxy Summary vouch-proxy v0.47.2 contains an unauthenticated remote denial-of-service vulnerability in its multipart cookie reassembly logic. The /validate endpoint parses the total cookie part count directly from the attacker-controlled cookie...

CVE-2026-55586

SumatraPDF is a multi-format reader for Windows. In 3.6.1 and earlier, a crafted CHM file can supply malformed LZX Huffman code lengths to makedecodetable in ext/CHMLib/lzx.c. In the long-code branch, the function writes new internal nodes through nextsymbol before validating that the canonical...

CVE-2026-18301

GIMP PSD File Parsing Integer Overflow Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of GIMP. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a...

CVE-2026-18304

GIMP TIF File Parsing Integer Overflow Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of GIMP. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a...

CVE-2026-18306

GIMP SGI File Parsing Integer Overflow Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of GIMP. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a...

DEBIAN-CVE-2026-18305

GIMP TIF File Parsing Integer Overflow Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of GIMP. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a...

DEBIAN-CVE-2026-18304

GIMP TIF File Parsing Integer Overflow Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of GIMP. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a...