CVE-2026-8721 Crypt::OpenSSL::PKCS12 versions through 1.94 for Perl truncates passwords with embedded NULLs

Crypt::OpenSSL::PKCS12 versions through 1.94 for Perl truncates passwords with embedded NULLs. Password parameters in PKCS12.xs are declared char , which routes through Perl's default typemap to SvPVnolen. The Perl length is discarded. The C code or OpenSSL internally calls strlen on the buffer...

PT-2026-41582

Name of the Vulnerable Software and Affected Versions Crypt::OpenSSL::PKCS12 versions prior to 1.95 Description An out-of-bounds write flaw exists when parsing a PKCS12 file containing an OCTET STRING or BIT STRING attribute on a SAFEBAG of 1 GiB or larger. This issue is triggered via the info or...

CVE-2026-46474

Trog::TOTP versions before 1.006 for Perl generate secrets using rand. Secrets were generated using Perl's built-in rand function, which is predictable and unsuitable for security usage...

CVE-2026-5084 WebDyne::Session versions before 3.003_704 for Perl generate the session id insecurely

WebDyne::Session versions before 3.003704 for Perl generate the session id insecurely. The session handler generates the session id from an MD5 hash seeded with a call to the built-in rand function. The rand function is passed a maximum value based on the process id, the epoch time and the...

CVE-2026-8177 XML::LibXML versions through 2.0210 for Perl read out-of-bounds heap memory when parsing XML node names containing truncated UTF-8 byte sequences

XML::LibXML versions through 2.0210 for Perl read out-of-bounds heap memory when parsing XML node names containing truncated UTF-8 byte sequences. A node name ending in the middle of a multi byte UTF-8 sequence causes the parser to read past the end of the input string into adjacent heap memory...

CVE-2026-40560

Starman versions before 0.4018 for Perl allows HTTP Request Smuggling via Improper Header Precedence. Starman incorrectly prioritizes "Content-Length" over "Transfer-Encoding: chunked" when both headers are present in an HTTP request. Per RFC 7230 3.3.3, Transfer-Encoding must take precedence. An...

perl-xml-parser: XML::Parser for Perl: Heap corruption and denial of service from crafted XML input

A flaw was found in XML::Parser for Perl. This vulnerability allows an attacker to cause a heap corruption, which can lead to a denial of service DoS by crashing the application. The issue occurs when the software processes specially crafted XML input, causing an internal buffer to overflow. This...

perl-xml-parser: XML::Parser: Memory corruption via deeply nested XML files

A flaw was found in XML::Parser, a Perl module for parsing XML. This vulnerability, an off-by-one heap buffer overflow, occurs when processing an XML file with very deep element nesting. A remote attacker could exploit this by providing a specially crafted XML file, potentially leading to memory...

perl-xml-parser: XML::Parser for Perl: Heap corruption and denial of service from crafted XML input

A flaw was found in XML::Parser for Perl. This vulnerability allows an attacker to cause a heap corruption, which can lead to a denial of service DoS by crashing the application. The issue occurs when the software processes specially crafted XML input, causing an internal buffer to overflow. This...

perl-xml-parser: XML::Parser for Perl: Heap corruption and denial of service from crafted XML input

A flaw was found in XML::Parser for Perl. This vulnerability allows an attacker to cause a heap corruption, which can lead to a denial of service DoS by crashing the application. The issue occurs when the software processes specially crafted XML input, causing an internal buffer to overflow. This...

CVE-2026-5086

Crypt::SecretBuffer versions before 0.019 for Perl is suseceptible to timing attacks. For example, if Crypt::SecretBuffer was used to store and compare plaintext passwords, then discrepencies in timing could be used to guess the secret password...

perl-YAML-Syck: YAML::Syck versions through 1.36 for Perl has several potential security vulnerabilities including a high-severity heap buffer overflow in the YAML emitter

Multiple security issues have been discovered in the perl YAML::Syck module. A heap overflow occurs when class names exceed the initial 512-byte allocation, a base64 decoder could read past the buffer end on trailing newlines. strtok mutated n-typeid in place, corrupting shared node data, and a...

perl-XML-Parser security update

An update is available for perl-XML-Parser. This update affects Rocky Linux 9. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the CVE list This module provides ways to parse XML documents. It is built on top ...

Moderate: Red Hat Security Advisory: perl:5.32 security update

An update for the perl:5.32 module is now available for Red Hat Enterprise Linux 8. Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each...

perl-xml-parser: XML::Parser for Perl: Heap corruption and denial of service from crafted XML input

A flaw was found in XML::Parser for Perl. This vulnerability allows an attacker to cause a heap corruption, which can lead to a denial of service DoS by crashing the application. The issue occurs when the software processes specially crafted XML input, causing an internal buffer to overflow. This...

perl: CPAN.pm does not verify TLS certificates when downloading distributions over HTTPS

A flaw was found in Perl's CPAN, which doesn't check TLS certificates when downloading content. This happens due to verifySSL missing when suing the HTTP::Tiny library during the connection. This may allow an attacker to inject into the network path and perform a Man-In-The-Middle attack, causing...

perl: Heap-based buffer overflow in S_regatom()

Perl before 5.26.3 has a buffer overflow via a crafted regular expression that triggers invalid write operations...

CVE-2026-5083 Ado::Sessions versions through 0.935 for Perl generates insecure session ids

Ado::Sessions versions through 0.935 for Perl generates insecure session ids. The session id is generated from a SHA-1 hash seeded with the built-in rand function, the epoch time, and the PID. The PID will come from a small set of numbers, and the epoch time may be guessed, if it is not leaked fr...

ALSA-2026:6470 Important: perl-YAML-Syck security update

This module provides a Perl interface to the libsyck data serialization library. It exports the Dump and Load functions for converting Perl data structures to YAML strings, and the other way around. Security Fixes: perl-YAML-Syck: YAML::Syck versions through 1.36 for Perl has several potential...

CVE-2024-14030

Sereal::Decoder versions from 4.000 through 4.009002 for Perl embeds a vulnerable version of the Zstandard library. Sereal::Decoder embeds a version of the Zstandard zstd library that is vulnerable to CVE-2019-11922. This is a race condition in the one-pass compression functions of Zstandard prio...