EUVD-2026-3598

When passing data to the b64decode, standardb64decode, and urlsafeb64decode functions in the "base64" module the characters "+/" will always be accepted, regardless of the value of "altchars" parameter, typically used to establish an "alternative base64 alphabet" such as the URL safe alphabet. Th...

CVE-2025-12781

When passing data to the b64decode, standardb64decode, and urlsafeb64decode functions in the "base64" module the characters "+/" will always be accepted, regardless of the value of "altchars" parameter, typically used to establish an "alternative base64 alphabet" such as the URL safe alphabet. Th...

CVE-2025-12781

CVE-2025-12781 concerns the base64 module in Python, where b64decode(), standard_b64decode(), and urlsafe_b64decode() historically accept the characters "+/" regardless of the altchars parameter. The connected sources confirm this behavior and note that newer RFCs recommend restricting to the spe...

PSF-2026-7

When passing data to the b64decode, standardb64decode, and urlsafeb64decode functions in the "base64" module the characters "+/" will always be accepted, regardless of the value of "altchars" parameter, typically used to establish an "alternative base64 alphabet" such as the URL safe alphabet. Th...

CVE-2025-12781 base64.b64decode() always accepts "+/" characters, despite setting altchars

When passing data to the b64decode, standardb64decode, and urlsafeb64decode functions in the "base64" module the characters "+/" will always be accepted, regardless of the value of "altchars" parameter, typically used to establish an "alternative base64 alphabet" such as the URL safe alphabet. Th...

CPython security vulnerabilities

CPython is a Python interpreter implemented in C language by the Python Foundation. CPython has security vulnerabilities, where functions such as b64decode, standardb64decode, and urlsafeb64decode always accept the + and/or character, which may lead to data integrity issues...

CVE-2025-59355

A vulnerability. When org.apache.linkis.metadata.util.HiveUtils.decode fails to perform Base64 decoding, it records the complete input parameter string in the log via logger.errorstr + "decode failed", e. If the input parameter contains sensitive information such as Hive Metastore keys, plaintext...

SUSE CVE-2026-23530

FreeRDP is a free implementation of the Remote Desktop Protocol. Prior to version 3.21.0,freerdpbitmapdecompressplanar does not validate nSrcWidth/nSrcHeight against planar-maxWidth/maxHeight before RLE decode. A malicious server can trigger a client-side heap buffer overflow, causing a crash DoS...

SUSE CVE-2026-23534

FreeRDP is a free implementation of the Remote Desktop Protocol. Prior to version 3.21.0, a client-side heap buffer overflow occurs in the ClearCodec bands decode path when crafted band coordinates allow writes past the end of the destination surface buffer. A malicious server can trigger a...

MiracleLinux 4 : firefox-68.7.0-2.0.1.AXS4 (AXSA:2020-4717:09)

The remote MiracleLinux 4 host has a package installed that is affected by multiple vulnerabilities as referenced in the AXSA:2020-4717:09 advisory. Mozilla: Uninitialized memory could be read when using the WebGL copyTexSubImage method CVE-2020-6821 Mozilla: Memory safety bugs fixed in Firefox 7...

MiracleLinux 7 : php-5.4.16-48.0.4.el7.AXS7 (AXSA:2024-9432:05)

The remote MiracleLinux 7 host has packages installed that are affected by a vulnerability as referenced in the AXSA:2024-9432:05 advisory. CVE-2024-11233: fix buffer overflow vulnerability in convert.quoted-printable-decode filter CVEs: CVE-2024-11233 In PHP versions 8.1. before 8.1.31, 8.2...

MiracleLinux 8 : gssntlmssp-1.2.0-1.el8.ML.1 (AXSA:2023-6149:01)

The remote MiracleLinux 8 host has a package installed that is affected by multiple vulnerabilities as referenced in the AXSA:2023-6149:01 advisory. gssntlmssp: multiple out-of-bounds read when decoding NTLM fields CVE-2023-25563 gssntlmssp: memory corruption when decoding UTF16 strings...

MiracleLinux 8 : openssl-1.1.1c-15.el8 (AXSA:2020-289:02)

The remote MiracleLinux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the AXSA:2020-289:02 advisory. openssl: side-channel weak encryption vulnerability CVE-2019-1547 openssl: information disclosure in fork CVE-2019-1549 openssl: information disclosu...

MiracleLinux 9 : pcs-0.11.6-3.el9.ML.1 (AXSA:2023-6977:13)

The remote MiracleLinux 9 host has packages installed that are affected by a vulnerability as referenced in the AXSA:2023-6977:13 advisory. decode-uri-component: improper input validation resulting in DoS CVE-2022-38900 Tenable has extracted the preceding description block directly from the...

MiracleLinux 9 : golang-1.17.12-1.el9, go-toolset-1.17.12-1.el9 (AXSA:2022-4035:01)

The remote MiracleLinux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the AXSA:2022-4035:01 advisory. golang: compress/gzip: stack exhaustion in Reader.Read CVE-2022-30631 golang: net/http: improper sanitization of Transfer-Encoding header...

CVE-2026-23534

FreeRDP is a free implementation of the Remote Desktop Protocol. Prior to version 3.21.0, a client-side heap buffer overflow occurs in the ClearCodec bands decode path when crafted band coordinates allow writes past the end of the destination surface buffer. A malicious server can trigger a...

CVE-2026-23533

FreeRDP is a free implementation of the Remote Desktop Protocol. Prior to version 3.21.0, a client-side heap buffer overflow occurs in the RDPGFX ClearCodec decode path when maliciously crafted residual data causes out-of-bounds writes during color output. A malicious server can trigger a...

CVE-2026-23534

FreeRDP is a free implementation of the Remote Desktop Protocol. Prior to version 3.21.0, a client-side heap buffer overflow occurs in the ClearCodec bands decode path when crafted band coordinates allow writes past the end of the destination surface buffer. A malicious server can trigger a...

UBUNTU-CVE-2026-23534

FreeRDP is a free implementation of the Remote Desktop Protocol. Prior to version 3.21.0, a client-side heap buffer overflow occurs in the ClearCodec bands decode path when crafted band coordinates allow writes past the end of the destination surface buffer. A malicious server can trigger a...

CVE-2026-23530

FreeRDP is a free implementation of the Remote Desktop Protocol. Prior to version 3.21.0,freerdpbitmapdecompressplanar does not validate nSrcWidth/nSrcHeight against planar-maxWidth/maxHeight before RLE decode. A malicious server can trigger a client‑side heap buffer overflow, causing a crash DoS...