CVE-2026-86472 fast-uri vulnerable to inconsistent host case normalization via percent-encoded octets

fast-uri is a dependency-free RFC 3986 URI parser for Node.js, used by Fastify and ajv. In versions before 2.4.7, from 3.0.0 through 3.1.7, and from 4.0.0 through 4.1.4, fast-uri folds the host to lowercase before it percent-decodes the host, so a percent-encoded uppercase octet such as %41 decod...

@activepieces/piece-ai (>=0.3.1, <=0.3.4), @diviops/mcp-server (>=1.5.40, <=1.5.55) +37 more potentially affected by CVE-2026-86472 via fast-uri (>=3.0.1, <=3.1.7)

fast-uri NPM version =3.0.1, =0.3.1, =1.5.40, =1.6.0, =1.4.2, =1.2.0, =0.17.1, =2.7.9, =5.4.3, =0.2.0-alpha.5, =0.2.0-alpha.12 and more Source cves: CVE-2026-86472 Source advisory: SNYK:JS-FASTURI-19846649...

@datastream/validate (>=0.0.4, <=0.0.38), @dearmrzhang/customs-mcp-server (>=0.1.2, <=1.1.0) +15 more potentially affected by CVE-2026-86472 via fast-uri (>=2.1.0, <=2.3.0)

fast-uri NPM version =2.1.0, =0.0.4, =0.1.2, =0.0.1, =0.0.1, =3.1.0-rc.0, =0.2.0, =0.2.0, =0.2.0, =0.0.1, =0.0.0, =1.0.0, =3.0.0, =1.7.0, =1.8.0 and more Source cves: CVE-2026-86472 Source advisory: SNYK:JS-FASTURI-19846649...

CVE-2026-86472 fast-uri vulnerable to inconsistent host case normalization via percent-encoded octets

fast-uri is a dependency-free RFC 3986 URI parser for Node.js, used by Fastify and ajv. In versions before 2.4.7, from 3.0.0 through 3.1.7, and from 4.0.0 through 4.1.4, fast-uri folds the host to lowercase before it percent-decodes the host, so a percent-encoded uppercase octet such as %41 decod...

Improper Handling of Case Sensitivity

Overview fast-uri is a Dependency-free RFC 3986 URI toolbox Affected versions of this package are vulnerable to Improper Handling of Case Sensitivity due to inconsistent normalization in the host component. An attacker can gain unauthorized access to restricted resources or services by submitting...

CVE-2026-86472

fast-uri is a dependency-free RFC 3986 URI parser for Node.js, used by Fastify and ajv. In versions before 2.4.7, from 3.0.0 through 3.1.7, and from 4.0.0 through 4.1.4, fast-uri folds the host to lowercase before it percent-decodes the host, so a percent-encoded uppercase octet such as %41 decod...

CVE-2026-86472 fast-uri vulnerable to inconsistent host case normalization via percent-encoded octets

fast-uri is a dependency-free RFC 3986 URI parser for Node.js, used by Fastify and ajv. In versions before 2.4.7, from 3.0.0 through 3.1.7, and from 4.0.0 through 4.1.4, fast-uri folds the host to lowercase before it percent-decodes the host, so a percent-encoded uppercase octet such as %41 decod...

CVE-2026-86472

fast-uri is a dependency-free RFC 3986 URI parser for Node.js used by Fastify and ajv . In versions before 2.4.7, 3.0.0–3.1.7, and 4.0.0–4.1.4, the library folds the host to lowercase before percent-decoding, so a percent-encoded uppercase octet (e.g. %41 → A) is never folded. For scheme-relative...

CVE-2026-91772

Halo through 2.26.1 contains an open redirect vulnerability in the anonymous thumbnail endpoint that fails to validate the uri query parameter. Attackers can craft malicious links on the trusted Halo domain that redirect visitors to arbitrary external sites, enabling phishing attacks and abuse of...

CVE-2026-91772

Halo through version 2.26.1 is affected by an open redirect vulnerability in the anonymous thumbnail endpoint , which fails to validate the uri query parameter. This allows attackers to craft malicious links on a trusted Halo domain that redirect visitors to arbitrary external sites, enabling phi...

CVE-2026-91772 Halo through 2.26.1 Open Redirect via Unvalidated URI Parameter

Halo through 2.26.1 contains an open redirect vulnerability in the anonymous thumbnail endpoint that fails to validate the uri query parameter. Attackers can craft malicious links on the trusted Halo domain that redirect visitors to arbitrary external sites, enabling phishing attacks and abuse of...

EUVD-2026-78248

Halo through 2.26.1 contains an open redirect vulnerability in the anonymous thumbnail endpoint that fails to validate the uri query parameter. Attackers can craft malicious links on the trusted Halo domain that redirect visitors to arbitrary external sites, enabling phishing attacks and abuse of...

CVE-2026-91772 Halo through 2.26.1 Open Redirect via Unvalidated URI Parameter

Halo through 2.26.1 contains an open redirect vulnerability in the anonymous thumbnail endpoint that fails to validate the uri query parameter. Attackers can craft malicious links on the trusted Halo domain that redirect visitors to arbitrary external sites, enabling phishing attacks and abuse of...

CVE-2026-91772 Halo through 2.26.1 Open Redirect via Unvalidated URI Parameter

Halo through 2.26.1 contains an open redirect vulnerability in the anonymous thumbnail endpoint that fails to validate the uri query parameter. Attackers can craft malicious links on the trusted Halo domain that redirect visitors to arbitrary external sites, enabling phishing attacks and abuse of...

PT-2026-99160

Summary Nezha v2.2.3 regresses the GHSA-9rc6-8cjv-rcvx host header injection fix for deployments where the new dashboard host setting is empty. In that configuration, /api/v1/oauth2/provider again reflects the request Host header into the OAuth2 redirect uri sent to the identity provider, even if...

CVE-2026-81927: Improper Neutralization of Input During Web Page Generation

Concrete CMS before 9.5.3 contained a stored cross-site scripting vulnerability in SVG file handling. When SVG processing was set to the non-default "Reject files containing potentially harmful elements" mode concrete.filemanager.images.svgsanitization.action = reject, uploaded SVGs were checked...

Linux Distros Unpatched Vulnerability : CVE-2026-86818

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - fast-uri is a dependency-free RFC 3986 URI parser for Node.js, used by Fastify and ajv, that added a mailto scheme parser in version 4.1.3. In versions 4.1.3 an...

PT-2026-91831

Halo through 2.26.1 contains an open redirect vulnerability in the anonymous thumbnail endpoint that fails to validate the uri query parameter. Attackers can craft malicious links on the trusted Halo domain that redirect visitors to arbitrary external sites, enabling phishing attacks and abuse of...

PT-2026-93124

Name of the Vulnerable Software and Affected Versions Concrete CMS versions prior to 9.5.3 Description A stored cross-site scripting issue exists in SVG file handling. When the SVG processing is configured to the non-default mode concrete.file manager.images.svg sanitization.action = reject,...

PT-2026-91923

Name of the Vulnerable Software and Affected Versions fast-uri versions 4.1.3 through 4.1.4 Description The mailto parser compares query field names to reserved names such as to, subject, and body while they are still percent-encoded. Because the parser only decodes these names when storing them ...