CVE-2026-49461 pypdf: Possible large memory usage for form XObjects during text extraction

pypdf is a free and open-source pure-python PDF library. Prior to 6.12.2, an attacker who uses this vulnerability can craft a PDF which leads to large memory usage. This requires extracting the text of a page which contains a form XObject with self-references. This vulnerability is fixed in 6.12....

CVE-2026-49461 pypdf: Possible large memory usage for form XObjects during text extraction

pypdf is a free and open-source pure-python PDF library. Prior to 6.12.2, an attacker who uses this vulnerability can craft a PDF which leads to large memory usage. This requires extracting the text of a page which contains a form XObject with self-references. This vulnerability is fixed in 6.12....

CVE-2026-49461

pypdf is a free and open-source pure-python PDF library. Prior to 6.12.2, an attacker who uses this vulnerability can craft a PDF which leads to large memory usage. This requires extracting the text of a page which contains a form XObject with self-references. This vulnerability is fixed in 6.12....

CVE-2026-54270

protobufjs compiles protobuf definitions into JavaScript JS functions. From 8.2.0 to 8.4.2, protobufjs preserved unknown wire elements in message.$unknowns and did not provide a decode-time option to discard unknown fields before retaining them. A crafted protobuf payload containing many unknown...

CVE-2026-27878

Grafana Tempo is affected by CVE-2026-27878 due to a TraceQL query that uses a large exemplars hint value, which can cause the Tempo instance to allocate excessive memory and crash (out-of-memory) for an authenticated user, enabling a denial of service. The public documents describe the issue and...

SUSE-SU-2026:22185-1 Security update for dovecot24

This update for dovecot24 fixes the following issues - CVE-2026-27851: lib-var-expand: safe filter leaks to all following pipelines bsc1265146. - CVE-2026-33603: login: base64 input can contain tabs that bypass IPC protection bsc1265147. - CVE-2026-40016: Sieve: contains/: matches ONxM substring...

GHSA-JM82-FX9C-MX94 pypdf: Missing stream length values ignore defined limits

Impact An attacker who uses this vulnerability can craft a PDF which leads to large memory usage, as MAXDECLAREDSTREAMLENGTH is sometimes ignored. This requires parsing a content stream without a /Length value. Patches This has been fixed in pypdf==6.13.3. Workarounds If you cannot upgrade yet,...

PT-2026-52570

Name of the Vulnerable Software and Affected Versions The product name cannot be determined affected versions not specified Description The TIFF decoder fails to establish a limit on the size of tiles within tiled images. This allows a malicious or corrupt image containing an excessively large ti...

pypdf: Possible large memory usage for form XObjects during text extraction

Impact An attacker who uses this vulnerability can craft a PDF which leads to large memory usage. This requires extracting the text of a page which contains a form XObject with self-references. Patches This has been fixed in pypdf==6.12.2. Workarounds If you cannot upgrade yet, consider applying...

GHSA-J543-4VMF-QM7V pypdf: Possible large memory usage for form XObjects during text extraction

Impact An attacker who uses this vulnerability can craft a PDF which leads to large memory usage. This requires extracting the text of a page which contains a form XObject with self-references. Patches This has been fixed in pypdf==6.12.2. Workarounds If you cannot upgrade yet, consider applying...

EUVD-2026-32912

pypdf: Manipulated XMP metadata streams can exhaust RAM...

PT-2026-49730

Name of the Vulnerable Software and Affected Versions pypdf versions prior to 6.12.2 Description A flaw in the pure-python PDF library allows an attacker to craft a PDF that causes excessive memory consumption. This occurs when extracting text from a page containing a form XObject a reusable PDF...

GHSA-MGF9-4VPG-HJ56 tornado AsyncHTTPClient accumulates decompressed chunks without size limit (gzip bomb)

Tornado's gzip decompression routines work in limited-size chunks, but have no overall limit for the total size of decompressed chunks that they will accumulate There has always been a limit for the total compressed size. This allows a malicious server to consume effectively unlimited amounts of...

GHSA-94RC-8X27-4472 protobufjs: Memory amplification from preserved unknown fields in binary decode

Summary protobufjs 8.2.0 added support for preserving unknown fields encountered during binary decode. Affected versions preserved unknown wire elements in message.$unknowns and did not provide a decode-time option to discard unknown fields before retaining them. A crafted protobuf payload...

PT-2026-49588

Name of the Vulnerable Software and Affected Versions AIOHTTP versions prior to 3.14.1 Description An issue exists in the asynchronous HTTP client/server framework where an attacker can send large incomplete websocket frame payloads. This allows the attacker to bypass standard memory use size...

File Browser has a DoS Vulnerability via Public Login API

Summary Unchecked passwords maximums allow for an arbitrarily large password to be passed into the login API. This spikes CPU and memory, and after testing, crashes, heavily lags any container created, and has even made my docker daemon start to send errors with status code 500 even after the...

EUVD-2026-32914

pypdf: Possible large memory usage for large offsets for layout mode text...

GHSA-CJ93-CHG6-VGV8 pypdf: Possible large memory usage for large offsets for layout mode text

Impact An attacker who uses this vulnerability can craft a PDF which leads to large memory usage. This requires extracting text in layout mode with large character offsets. Patches This has been fixed in pypdf==6.12.0. Workarounds If developers are unable to immediately upgrade, they should...

pypdf: Possible large memory usage for large offsets for layout mode text

Impact An attacker who uses this vulnerability can craft a PDF which leads to large memory usage. This requires extracting text in layout mode with large character offsets. Patches This has been fixed in pypdf==6.12.0. Workarounds If developers are unable to immediately upgrade, they should...

CVE-2026-42570

A flaw was found in devalue, a JavaScript library used for serializing values. Due to quirks in some JavaScript engines, the devalue.parse function could be exploited by a remote attacker when deserializing specially crafted sparse arrays. This could lead to excessive memory consumption, resultin...