CVE-2026-84311 pypdf: Possible long runtimes/large memory usage when extracting XForm objects

pypdf is a free and open-source pure-python PDF library. Prior to 6.16.1, an attacker can craft a PDF that causes pypdf/page.py PageObject.extracttext and PageObject.extractxformtext to traverse a directed acyclic graph of reused form XObjects in which each form invokes a child multiple times,...

CVE-2026-84311

pypdf is a free and open-source pure-python PDF library. Prior to 6.16.1, an attacker can craft a PDF that causes pypdf/page.py PageObject.extracttext and PageObject.extractxformtext to traverse a directed acyclic graph of reused form XObjects in which each form invokes a child multiple times,...

CVE-2026-55520

A flaw was found in Protego, a pure-Python robots.txt parser. A remote attacker could exploit this vulnerability by providing a crafted robots.txt file containing numerous asterisks in Allow or Disallow directives. This causes exponential backtracking during URL wildcard matching, leading to a...

Important: Red Hat Security Advisory: OpenShift Container Platform 4.22.12 security and extras update

Red Hat OpenShift Container Platform release 4.22.12 is now available with updates to packages and images that fix several bugs. This release includes a security update for Red Hat OpenShift Container Platform 4.22. Red Hat Product Security has rated this update as having a security impact of...

openSUSE 16 Security Update : python-cryptography (openSUSE-SU-2026:21685-1)

The remote openSUSE 16 host has a package installed that is affected by multiple vulnerabilities as referenced in the openSUSE-SU-2026:21685-1 advisory. - CVE-2026-69247: PKCS7 EnvelopedData decryption exposes a Bleichenbacher oracle through distinguishable errors and timing bsc1273551. -...

decode-uri-component: Denial of service via exponential decoding of malformed percent-encoded input

Impact An attacker who can supply input to decodeUriComponent directly or via a dependency that uses this package on URL/query/path data can cause excessive CPU usage and application unresponsiveness. This is an availability issue; there is no known memory corruption, data disclosure, or remote...

GHSA-VCC3-GHJQ-M6FR decode-uri-component: Denial of service via exponential decoding of malformed percent-encoded input

Impact An attacker who can supply input to decodeUriComponent directly or via a dependency that uses this package on URL/query/path data can cause excessive CPU usage and application unresponsiveness. This is an availability issue; there is no known memory corruption, data disclosure, or remote...

NPM: decode-uri-component: Denial of service via exponential decoding of malformed percent-encoded input

NPM: decode-uri-component: Denial of service via exponential decoding of malformed percent-encoded input vulnerability discovered by ? in WordPress Npm decode-uri-component versions = 0.4.2...

Security update for python-cryptography (moderate)

openSUSE security update: security update for python-cryptography ------------------------------------------------------------- Announcement ID: openSUSE-SU-2026:21685-1 Rating: moderate References: bsc1273516 bsc1273549 bsc1273551 Cross-References: CVE-2026-69247 CVE-2026-69248 CVE-2026-69249 CV...

OPENSUSE-SU-2026:21685-1 Security update for python-cryptography

This update for python-cryptography fixes the following issues: - CVE-2026-69247: PKCS7 EnvelopedData decryption exposes a Bleichenbacher oracle through distinguishable errors and timing bsc1273551. - CVE-2026-69248: verifier accepts wildcard DNS names allowing escape from permittedSubtrees...

Protego has exponential backtracking ReDoS in robots.txt URL wildcard matching

Problem description Protego constructs regular expressions to match URLs against robots.txt Allow: and Disallow: directives, see protego.urlpattern.URLPattern.preparepatternforregex. Every in the directive value is translated into a lazy .? regex piece, thus a specially crafted directive value wi...

GHSA-WJMF-P669-5M5P Protego has exponential backtracking ReDoS in robots.txt URL wildcard matching

Problem description Protego constructs regular expressions to match URLs against robots.txt Allow: and Disallow: directives, see protego.urlpattern.URLPattern.preparepatternforregex. Every in the directive value is translated into a lazy .? regex piece, thus a specially crafted directive value wi...

CVE-2026-55520 Protego: Exponential backtracking ReDoS in robots.txt URL wildcard matching

Protego is a pure-Python robots.txt parser with support for modern conventions. Prior to 0.6.2, protego.urlpattern.URLPattern.preparepatternforregex translates every asterisk in an Allow or Disallow directive into a lazy regular-expression wildcard, so a directive containing many asterisks create...

CVE-2026-55520 Protego: Exponential backtracking ReDoS in robots.txt URL wildcard matching

Protego is a pure-Python robots.txt parser with support for modern conventions. Prior to 0.6.2, protego.urlpattern.URLPattern.preparepatternforregex translates every asterisk in an Allow or Disallow directive into a lazy regular-expression wildcard, so a directive containing many asterisks create...

CVE-2026-55520

Protego is a pure-Python robots.txt parser. Prior to 0.6.2 , the _URLPattern._prepare_pattern_for_regex method in src/protego/_urlpattern.py translates every asterisk in an Allow or Disallow directive into a lazy regex wildcard. A directive containing many asterisks triggers exponential backtrack...

CVE-2026-55520

Protego is a pure-Python robots.txt parser with support for modern conventions. Prior to 0.6.2, protego.urlpattern.URLPattern.preparepatternforregex translates every asterisk in an Allow or Disallow directive into a lazy regular-expression wildcard, so a directive containing many asterisks create...

CVE-2026-55520 Protego: Exponential backtracking ReDoS in robots.txt URL wildcard matching

Protego is a pure-Python robots.txt parser with support for modern conventions. Prior to 0.6.2, protego.urlpattern.URLPattern.preparepatternforregex translates every asterisk in an Allow or Disallow directive into a lazy regular-expression wildcard, so a directive containing many asterisks create...

EUVD-2026-67865

Protego is a pure-Python robots.txt parser with support for modern conventions. Prior to 0.6.2, protego.urlpattern.URLPattern.preparepatternforregex translates every asterisk in an Allow or Disallow directive into a lazy regular-expression wildcard, so a directive containing many asterisks create...

UBUNTU-CVE-2026-33607

An attacker that has valid credentials can use IMAP LIST command to consume CPU. This can cause degradation or denial of service for IMAP. Monitor system for abnormal CPU usage and kill the offending process and lock account. Alternatively install fixed version. No publicly available exploits are...

CVE-2026-33607

An attacker that has valid credentials can use IMAP LIST command to consume CPU. This can cause degradation or denial of service for IMAP. Monitor system for abnormal CPU usage and kill the offending process and lock account. Alternatively install fixed version. No publicly available exploits are...