PYSEC-2026-215

Internationalized Domain Names in Applications IDNA for Python provides support for Internationalized Domain Names in Applications IDNA and Unicode IDNA Compatibility Processing. In versions prior to 3.15, payloads such as "\u0660" N or "\u30fb" N + "\u6f22" utilize the validcontexto function pri...

CVE-2026-45409

Internationalized Domain Names in Applications IDNA for Python provides support for Internationalized Domain Names in Applications IDNA and Unicode IDNA Compatibility Processing. In versions prior to 3.15, payloads such as "\u0660" N or "\u30fb" N + "\u6f22" utilize the validcontexto function pri...

UBUNTU-CVE-2026-45409

Internationalized Domain Names in Applications IDNA for Python provides support for Internationalized Domain Names in Applications IDNA and Unicode IDNA Compatibility Processing. In versions prior to 3.15, payloads such as "\u0660" N or "\u30fb" N + "\u6f22" utilize the validcontexto function pri...

CVE-2026-45409 Internationalized Domain Names in Applications (IDNA): Specially crafted inputs to idna.encode() can bypass CVE-2024-3651 fix

Internationalized Domain Names in Applications IDNA for Python provides support for Internationalized Domain Names in Applications IDNA and Unicode IDNA Compatibility Processing. In versions prior to 3.15, payloads such as "\u0660" N or "\u30fb" N + "\u6f22" utilize the validcontexto function pri...

EUVD-2026-34921

Internationalized Domain Names in Applications IDNA for Python provides support for Internationalized Domain Names in Applications IDNA and Unicode IDNA Compatibility Processing. In versions prior to 3.15, payloads such as "\u0660" N or "\u30fb" N + "\u6f22" utilize the validcontexto function pri...

CVE-2026-45409

CVE-2026-45409 affects Python’s IDNA handling (idna.encode) in Python-idna. A specially crafted input could cause heavy resource consumption and potential DoS. The issue mirrors CVE-2024-3651; fixes were extended in 3.14–3.15 to reject long inputs earlier and more broadly (per-label conversions a...

CVE-2026-45409 Internationalized Domain Names in Applications (IDNA): Specially crafted inputs to idna.encode() can bypass CVE-2024-3651 fix

Internationalized Domain Names in Applications IDNA for Python provides support for Internationalized Domain Names in Applications IDNA and Unicode IDNA Compatibility Processing. In versions prior to 3.15, payloads such as "\u0660" N or "\u30fb" N + "\u6f22" utilize the validcontexto function pri...

CVE-2025-56352

In tinyMQTT commit 6226ade15bd4f97be2d196352e64dd10937c1962 2024-02-18, the broker mishandles protocol violations during CONNECT packet parsing. When receiving a CONNECT packet with a zero-length Client ID while CleanSession is set to 0, the broker correctly replies with a CONNACK return code 0x0...

CVE-2025-63547

An issue in Eprosima Micro-XREC-DDS Agent v.3.0.1 allows a remote attacker to cause a denial of service via a crafted packet to the MTU length field...

CVE-2026-34067

nimiq-transaction provides the transaction primitive to be used in Nimiq's Rust implementation. Prior to version 1.3.0, HistoryTreeProof::verify panics on a malformed proof where history.len != positions.len due to asserteq!history.len, positions.len. The proof object is derived from untrusted p2...

CVE-2026-38427

An issue in fetchjpg in xdrv10scripter.ino in Tasmota through 15.3.0.3 allows a remote attacker to cause heap buffer overflow. The Content-Length from a JPEG stream is stored in a uint16t variable; values above 65535 wrap around, causing allocation of a smaller buffer than the data actually read...

CVE-2026-5772

A 1-byte stack buffer over-read was identified in the MatchDomainName function src/internal.c during wildcard hostname validation when the LEFTMOSTWILDCARDONLY flag is active. If a wildcard exhausts the entire hostname string, the function reads one byte past the buffer without a bounds check,...

CVE-2026-42360

A bug in Apache Airflow's rendered-template field handling caused nested sensitive-key masking e.g. nested password / token / secret / apikey keys inside a JSON template structure to be bypassed when the rendered field exceeded core maxtemplatedfieldlength: Airflow stringified the structure befor...

CVE-2026-42485

AGL agl-service-can-low-level contains a stack buffer overflow in the uds-c library. The senddiagnosticrequest function in uds.c allocates a 6-byte stack buffer MAXDIAGNOSTICPAYLOADSIZE=6 but copies up to 7 bytes MAXUDSREQUESTPAYLOADLENGTH=7 via memcpy at an offset of 1+pidlength 2-3 bytes,...

CVE-2026-39824

NewNTUnicodeString does not check for string length overflow. When provided with a string that overflows the maximum size of a NTUnicodeString a 16-bit number of bytes, it returns a truncated string rather than an error...

CVE-2025-57798

Joplin is an open source note-taking and to-do application that organises notes and lists into notebooks. Versions 3.6.14 and prior contain a Denial of Service DoS vulnerability in the title input functionality due to a lack of proper length validation. This flaw allows an attacker to cause an Ou...

CVE-2026-7426

Insufficient validation of the prefix length field in IPv6 Router Advertisement processing in FreeRTOS-Plus-TCP before V4.2.6 and V4.4.1 allows an adjacent network actor to cause memory corruption by sending a crafted Router Advertisement with a prefix length value exceeding the maximum valid...

CVE-2026-49753

Inconsistent Interpretation of HTTP Requests 'HTTP Request/Response Smuggling' vulnerability in elixir-mint Mint allows attacker-controlled HTTP/1 servers to desynchronise response framing on shared connections. Mint's HTTP/1 Content-Length parser, Mint.HTTP1.Parse.contentlengthheader/1 in...

CVE-2026-3868

An improper handling of the length parameter inconsistency vulnerability has been identified in Moxa’s Secure Router. Because of improper validation of length parameters in the HTTPS management interface, an unauthenticated remote attacker could send specially crafted requests that trigger a buff...

CVE-2026-5500

wolfSSL's wcPKCS7DecodeAuthEnvelopedData does not properly sanitize the AES-GCM authentication tag length received and has no lower bounds check. A man-in-the-middle can therefore truncate the mac field from 16 bytes to 1 byte, reducing the tag check from 2⁻¹²⁸ to 2⁻⁸...