CVE-2026-50290 @asymmetric-effort/specifyjs: CSS expression sanitization is bypassable in renderToString

SpecifyJS is a declarative TypeScript user interface framework. Prior to version 0.2.136, CSS value sanitization stripped expression and urljavascript: using simple regex, but could be bypassed with CSS unicode escapes \65xpression, null bytes, or CSS comments exp//ression. These CSS injection...

CVE-2026-45623 PostCSS: Arbitrary file read and information disclosure via attacker-controlled sourceMappingURL in CSS comments

PostCSS takes a CSS file and provides an API to analyze and modify its rules by transforming the rules into an Abstract Syntax Tree. In versions 8.5.11 and prior, the PreviousMap parses the / sourceMappingURL=PATH / comment from any CSS string passed to process and dereferences PATH against the...

CVE-2026-45623 PostCSS: Arbitrary file read and information disclosure via attacker-controlled sourceMappingURL in CSS comments

PostCSS takes a CSS file and provides an API to analyze and modify its rules by transforming the rules into an Abstract Syntax Tree. In versions 8.5.11 and prior, the PreviousMap parses the / sourceMappingURL=PATH / comment from any CSS string passed to process and dereferences PATH against the...

CVE-2026-45623

PostCSS vulnerability CVE-2026-45623 affects versions up to 8.5.11. The PreviousMap parses the /*# sourceMappingURL=PATH */ comment from CSS, dereferencing PATH against the local filesystem without scheme, allowlist, or traversal checks. An attacker-controlled CSS input can cause the host process...

NPM: PostCSS: Arbitrary file read and information disclosure via attacker-controlled sourceMappingURL in CSS comments

NPM: PostCSS: Arbitrary file read and information disclosure via attacker-controlled sourceMappingURL in CSS comments vulnerability discovered by ? in WordPress Npm postcss versions = 8.5.11...

PostCSS: Arbitrary file read and information disclosure via attacker-controlled sourceMappingURL in CSS comments

Summary PostCSS's PreviousMap parses the / sourceMappingURL=PATH / comment from any CSS string passed to process and dereferences PATH against the local filesystem with no scheme, allowlist, or traversal check. An attacker who controls the CSS input can cause the host process to read any file...

Cross-site Scripting (XSS)

Overview @asymmetric-effort/specifyjs is an A declarative TypeScript UI framework built for performance and simplicity Affected versions of this package are vulnerable to Cross-site Scripting XSS in the renderToString process. An attacker can inject malicious CSS expressions by bypassing the...

GHSA-93Q6-WWJH-JC6H @asymmetric-effort/specifyjs: CSS expression sanitization is bypassable in renderToString

Finding Location: core/src/server/render-to-string.ts:307-311 CSS value sanitization stripped expression and urljavascript: using simple regex, but could be bypassed with CSS unicode escapes \65xpression, null bytes, or CSS comments exp//ression. Mitigating Factor: These CSS injection vectors onl...

@asymmetric-effort/specifyjs: CSS expression sanitization is bypassable in renderToString

Finding Location: core/src/server/render-to-string.ts:307-311 CSS value sanitization stripped expression and urljavascript: using simple regex, but could be bypassed with CSS unicode escapes \65xpression, null bytes, or CSS comments exp//ression. Mitigating Factor: These CSS injection vectors onl...

PT-2026-55466

Name of the Vulnerable Software and Affected Versions SpecifyJS versions prior to 0.2.136 Description CSS value sanitization in the core/src/server/render-to-string.ts file used simple regular expressions to strip expression and urljavascript:, which could be bypassed using null bytes, CSS...

EUVD-2023-2456

Malicious code in bioql PyPI...

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...

GHSA-7FH5-64P2-3V2J PostCSS line return parsing error

An issue was discovered in PostCSS before 8.4.31. It affects linters using PostCSS to parse external Cascading Style Sheets CSS. There may be \r discrepancies, as demonstrated by @font-face font:\r/; in a rule. This vulnerability affects linters using PostCSS to parse external untrusted CSS. An...

DEBIAN-CVE-2023-44270

An issue was discovered in PostCSS before 8.4.31. The vulnerability affects linters using PostCSS to parse external untrusted CSS. An attacker can prepare CSS in such a way that it will contains parts parsed by PostCSS as a CSS comment. After processing by PostCSS, it will be included in the...

ESHOP network operators treasure Mall 1.0 GetWebshell-vulnerability warning-the black bar safety net

A day Wake up late, get up found on the ground a flyer. See is an online shop. So want to see with what program, find out where to see the html comments,css comments, and file name. Find is ESHOP network operators treasure Mall. google under exploits, found eshop exploits, test the next, not. But...

DEBIAN-CVE-2011-0047

Cross-site scripting XSS vulnerability in MediaWiki before 1.16.2 allows remote attackers to inject arbitrary web script or HTML via crafted Cascading Style Sheets CSS comments, aka "CSS injection vulnerability."...

CVE-2005-2608

SafeHTML before 1.3.5 does not properly filter script in UTF-7 and CSS comments, which allows remote attackers to conduct cross-site scripting XSS attacks in vulnerable applications that use SafeHTML...

CVE-2005-2608

SafeHTML before 1.3.5 does not properly filter script in UTF-7 and CSS comments, which allows remote attackers to conduct cross-site scripting XSS attacks in vulnerable applications that use SafeHTML...