Medium: python3

Issue Overview: There is an issue in CPython when using bytes.decode"unicodeescape", error="ignore|replace". If you are not using the "unicodeescape" encoding or an error handler your usage is not affected. To work-around this issue you may stop using the error= handler and instead wrap the...

Medium: python

Issue Overview: The html.parser.HTMLParser class had worse-case quadratic complexity when processing certain crafted malformed inputs potentially leading to amplified denial-of-service. CVE-2025-6069 Affected Packages: python Note: This advisory is applicable to Amazon Linux 2 AL2 Core repository...

AZL-64173 CVE-2025-6069 affecting package python3 for versions less than 3.9.19-14

The html.parser.HTMLParser class had worse-case quadratic complexity when processing certain crafted malformed inputs potentially leading to amplified denial-of-service...

UBUNTU-CVE-2025-6069

The html.parser.HTMLParser class had worse-case quadratic complexity when processing certain crafted malformed inputs potentially leading to amplified denial-of-service...

CVE-2025-6069 HTMLParser quadratic complexity when processing malformed inputs

The html.parser.HTMLParser class had worse-case quadratic complexity when processing certain crafted malformed inputs potentially leading to amplified denial-of-service...

Regular Expression Denial of Service (ReDoS)

Overview Affected versions of this package are vulnerable to Regular Expression Denial of Service ReDoS via the html.parser.HTMLParser process that has worse-case quadratic complexity. An attacker can cause excessive resource consumption and application downtime by submitting specially crafted...

CVE-2025-6069

The html.parser.HTMLParser class had worse-case quadratic complexity when processing certain crafted malformed inputs potentially leading to amplified denial-of-service...

CVE-2022-31743

Firefox's HTML parser did not correctly interpret HTML comment tags, resulting in an incongruity with other browsers. This could have been used to escape HTML comments on pages that put user-controlled data in them. This vulnerability affects Firefox 101...

Cross-site Scripting (XSS)

lxmlhtmlclean is vulnerable to Cross-Site Scripting XSS. The vulnerability is due to improper handling of context-switching for special HTML tags such as , , and by the HTML parser in versions prior to 0.4.0, allowing malicious scripts to bypass the cleaning process...

CVE-2024-52595

lxmlhtmlclean is a project for HTML cleaning functionalities copied from lxml.html.clean. Prior to version 0.4.0, the HTML Parser in lxml does not properly handle context-switching for special HTML tags such as , and . This behavior deviates from how web browsers parse and interpret such tags...

CVE-2024-52595

lxmlhtmlclean is a project for HTML cleaning functionalities copied from lxml.html.clean. Prior to version 0.4.0, the HTML Parser in lxml does not properly handle context-switching for special HTML tags such as , and . This behavior deviates from how web browsers parse and interpret such tags...

CVE-2024-52595 HTML Cleaner allows crafted scripts in special contexts like svg or math to pass through

lxmlhtmlclean is a project for HTML cleaning functionalities copied from lxml.html.clean. Prior to version 0.4.0, the HTML Parser in lxml does not properly handle context-switching for special HTML tags such as , and . This behavior deviates from how web browsers parse and interpret such tags...

HTML Cleaner allows crafted scripts in special contexts like svg or math to pass through

Impact The HTML Parser in lxml does not properly handle context-switching for special HTML tags such as , and . This behavior deviates from how web browsers parse and interpret such tags. Specifically, content in CSS comments is ignored by lxmlhtmlclean but may be interpreted differently by web...

PT-2024-39667 · Vue · Vue

Name of the Vulnerable Software and Affected Versions: Vue affected versions not specified Description: The issue is related to an improper regular expression in Vue's parseHTML function, which can lead to a potential regular expression denial of service vulnerability. This flaw, known as a ReDoS...

CVE-2024-45800 Multiple mXSS found in snappymail HTML parser

Snappymail is an open source web-based email client. SnappyMail uses the cleanHtml function to cleanup HTML and CSS in emails. Research discovered that the function has a few bugs which cause an mXSS exploit. Because the function allowed too many invalid HTML elements, it was possible with...

CVE-2024-45800 Multiple mXSS found in snappymail HTML parser

Snappymail is an open source web-based email client. SnappyMail uses the cleanHtml function to cleanup HTML and CSS in emails. Research discovered that the function has a few bugs which cause an mXSS exploit. Because the function allowed too many invalid HTML elements, it was possible with...

PT-2024-5303 · Google +4 · Google Chrome +4

Name of the Vulnerable Software and Affected Versions: Google Chrome versions prior to 127.0.6533.72 Microsoft Edge affected versions not specified Description: The issue is related to an inappropriate implementation in HTML, allowing a remote attacker to perform UI spoofing via a crafted HTML...

RHEL 5 : spamassassin (Unpatched Vulnerability)

The remote Redhat Enterprise Linux 5 host has one or more packages installed that are affected by multiple vulnerabilities that have been acknowledged by the vendor but will not be patched. - spamassassin: Local user code injection in the meta rule syntax CVE-2018-11781 - A denial of service...

Heap-based Buffer Overflow

Overview nokogiri is a gem for parsing HTML, XML, SAX, and Reader. Affected versions of this package are vulnerable to Heap-based Buffer Overflow through the xmlHTMLPrintFileContext function in xmllint.c. An attacker can read memory contents that may contain sensitive data by triggering a buffer...

RHEL 6 : spamassassin (Unpatched Vulnerability)

The remote Redhat Enterprise Linux 6 host has one or more packages installed that are affected by multiple vulnerabilities that have been acknowledged by the vendor but will not be patched. - spamassassin: Malicious rule configuration files can be configured to run system commands CVE-2020-1946 -...