Dompdf: Local file read due to improper file path validation in SVG images encoded as data-URI

Description: An attacker, who controls the HTML input supplied to dompdf, can read arbitrary images from the server’s file system, bypassing the chroot restriction. The vulnerability is exploitable in the default configuration. Exploitation conditions: An external user Researcher: Nikita Sveshnik...

Directory Traversal

Overview Affected versions of this package are vulnerable to Directory Traversal through improper validation in the validateLocalUri function. An attacker can access files outside of intended directory restrictions by crafting file paths that exploit prefix-based chroot checks. Details A Director...

PT-2026-63555

Name of the Vulnerable Software and Affected Versions Dompdf versions 3.x and earlier Description An issue exists where a malicious actor providing unrestricted content for rendering can leak filesystem information. By using an element within a data-URI encoded SVG document, an attacker can attem...

PT-2026-63553

Name of the Vulnerable Software and Affected Versions Dompdf versions prior to 3.16 Description Dompdf fails to validate the dimensions of BMP images before processing them. The software relies solely on the declared header dimensions to allocate memory for the image canvas via the...

@activepieces/piece-ai (>=0.3.1, <=0.3.4), @middy/validator (>=5.4.3, <=5.4.4) +5 more potentially affected by CVE-2026-16221 via fast-uri (>=3.0.1, <=3.1.2)

fast-uri NPM version =3.0.1, =0.3.1, =5.4.3, =1.0.0, =1.0.0, =1.25.0, =2.2.0, =2.3.1 Source cves: CVE-2026-16221 Source advisory: OSV:GHSA-V2HH-GCRM-F6HX...

fast-uri vulnerable to host confusion via literal backslash authority delimiter

Impact fast-uri v4.1.0 and earlier do not treat a literal backslash U+005C as an authority delimiter. Node's native WHATWG URL used by fetch, undici, and Node's http/https clients normalizes \ to / for special schemes http, https, ws, wss, ftp, file, so the two parsers extract different hosts fro...

EUVD-2026-45551

fast-uri vulnerable to host confusion via literal backslash authority delimiter...

NPM: fast-uri vulnerable to host confusion via literal backslash authority delimiter

NPM: fast-uri vulnerable to host confusion via literal backslash authority delimiter vulnerability discovered by ? in WordPress Npm fast-uri versions = 2.3.1, = 2.4.2...

GHSA-V2HH-GCRM-F6HX fast-uri vulnerable to host confusion via literal backslash authority delimiter

Impact fast-uri v4.1.0 and earlier do not treat a literal backslash U+005C as an authority delimiter. Node's native WHATWG URL used by fetch, undici, and Node's http/https clients normalizes \ to / for special schemes http, https, ws, wss, ftp, file, so the two parsers extract different hosts fro...

GHSA-5QHF-9PHG-95M2 Loofah `allowed_uri?` does not detect `javascript:` URIs split by numeric character references without semicolons

Summary Loofah::HTML5::Scrub.alloweduri? does not correctly reject javascript: or vbscript: URIs when the scheme is split by a numeric character reference that has no trailing semicolon. A browser decodes such references and resolves the URL to an executable javascript: scheme, while alloweduri?...

Server-side Request Forgery (SSRF)

Overview Affected versions of this package are vulnerable to Server-side Request Forgery SSRF in the Open function, which uses raw http.Get and os.Open without proper host or scheme validation. An attacker can access internal network resources, cloud metadata endpoints, or read arbitrary local...

Incomplete List of Disallowed Inputs

Overview Affected versions of this package are vulnerable to Incomplete List of Disallowed Inputs via improper handling of namespaced or prefixed script elements and case-sensitive matching of JavaScript URIs in the removeScripts plugin. An attacker can execute arbitrary scripts in the context of...

OpenTelemetry JavaScript: Denial of service in `JaegerPropagator` via unhandled exception on a malformed header

Summary @opentelemetry/propagator-jaeger decodes incoming HTTP header values with decodeURIComponent without handling decode errors. A single request carrying a malformed percent-encoded value for example a bare % in an uber-trace-id or uberctx- header throws an uncaught URIError, terminating any...

fast-uri vulnerable to host confusion via failed IDN canonicalization

Impact fast-uri versions = 2.3.1, = 4.0.0 fail to canonicalize Unicode/IDN hostnames for HTTP-family URLs. The IDN conversion path calls URL.domainToASCII... on the global WHATWG URL constructor, where that helper does not exist. The resulting TypeError is silently routed into parsed.error, but...

GHSA-4C8G-83QW-93J6 fast-uri vulnerable to host confusion via failed IDN canonicalization

Impact fast-uri versions = 2.3.1, = 4.0.0 fail to canonicalize Unicode/IDN hostnames for HTTP-family URLs. The IDN conversion path calls URL.domainToASCII... on the global WHATWG URL constructor, where that helper does not exist. The resulting TypeError is silently routed into parsed.error, but...

@activepieces/piece-ai (>=0.3.1, <=0.3.4), @middy/validator (>=5.4.3, <=5.4.4) +5 more potentially affected by CVE-2026-13676 via fast-uri (>=3.0.1, <=3.1.2)

fast-uri NPM version =3.0.1, =0.3.1, =5.4.3, =1.0.0, =1.0.0, =1.25.0, =2.2.0, =2.3.1 Source cves: CVE-2026-13676 Source advisory: OSV:GHSA-4C8G-83QW-93J6...

EUVD-2026-40093

fast-uri vulnerable to host confusion via failed IDN canonicalization...

NPM: fast-uri vulnerable to host confusion via failed IDN canonicalization

NPM: fast-uri vulnerable to host confusion via failed IDN canonicalization vulnerability discovered by ? in WordPress Npm fast-uri versions = 2.3.1, 2.4.2...

GHSA-C2W2-PRH8-QM98 guzzlehttp/psr7: Host Confusion via Weak URI Host Validation

Impact guzzlehttp/psr7 did not reject URI host components containing authority delimiters /, ?, , @, or , an embedded port such as host:8080, or IPv6 brackets that do not frame the host such as ::1 or ::1. Uri::assertValidHost rejected only control characters, so these malformed hosts were...

guzzlehttp/psr7: Host Confusion via Weak URI Host Validation

Impact guzzlehttp/psr7 did not reject URI host components containing authority delimiters /, ?, , @, or , an embedded port such as host:8080, or IPv6 brackets that do not frame the host such as ::1 or ::1. Uri::assertValidHost rejected only control characters, so these malformed hosts were...