GHSA-QFRW-5RXM-MHH2 Mistune renderers/html.safe_url: HARMFUL_PROTOCOLS list misses legacy and chained schemes that historically chain to `javascript:` execution

Summary Type: URL-scheme allowlist gap. The safeurl filter only blocks the four schemes javascript:, vbscript:, file:, data:. Several other schemes are accepted into rendered and tags despite being known XSS vectors in legacy or chain-handling browsers. The same gap applies to direct links,...

GHSA-8C25-4J27-2RV3 Mistune: XSS via percent-encoded javascript URI bypass in safe_url()

Summary An XSS vulnerability in Mistune allows bypassing of safeurl protections via percent-encoded javascript URIs. Details The vulnerability exists in HTMLRenderer.safeurl in Mistune. The function is intended to block harmful URL schemes such as "javascript:" by checking the prefix of the...

CVE-2026-55626

creationtimestamp| type| source ---|---|--- 2026-07-20 21:16:10+00:00| seen| https://bsky.app/profile/cve.skyfleet.blue/post/3mr47p6qwva2o...

CVE-2024-4321

creationtimestamp| type| source ---|---|--- 2026-07-20 21:09:16+00:00| seen| https://gist.github.com/tu-trinh-scale/483368fe4ec0bd6dd8b99c1e77ef59e5...

CVE-2021-24967

creationtimestamp| type| source ---|---|--- 2026-07-20 21:00:06+00:00| seen| https://t.me/crackvaultde/1054 2026-07-21 00:00:18+00:00| seen| https://t.me/crackvaultde/1054 2026-07-22 01:00:17+00:00| published-proof-of-concept| https://t.me/crackvaultde/1054...

CVE-2026-16337

creationtimestamp| type| source ---|---|--- 2026-07-20 20:46:05+00:00| seen| https://bsky.app/profile/stackflag.bsky.social/post/3mr45zfra2n2z...

CVE-2026-44583 Paymenter: Blind Unauthenticated SSRF on the Paypal gateway module

Paymenter is a free and open-source webshop solution for management of hosting services. In versions prior to 1.5.0, the PayPal webhook endpoint /extensions/paypal/webhook processes the PAYPAL-CERT-URL HTTP header without validation, allowing attackers to control server-side HTTP request...

CVE-2026-44583

Paymenter is a free and open-source webshop solution for management of hosting services. In versions prior to 1.5.0, the PayPal webhook endpoint /extensions/paypal/webhook processes the PAYPAL-CERT-URL HTTP header without validation, allowing attackers to control server-side HTTP request...

net/url: Incorrect parsing of IPv6 host literals in net/url

The Go standard library function net/url.Parse insufficiently validated the host/authority component and accepted some invalid URLs by effectively treating garbage before an IP-literal as ignorable. The function should have rejected this as invalid...

CVE-2024-1310

creationtimestamp| type| source ---|---|--- 2026-07-20 19:18:44+00:00| seen| https://bsky.app/profile/malwareobserver.bsky.social/post/3mr3z57rhzd2j...

CVE-2026-63769

Huginn through 2022.08.18 contains a server-side request forgery vulnerability in the fetchurl method of ScenarioImport that allows authenticated users to make arbitrary HTTP requests by submitting crafted URLs. Attackers can probe internal network services, enumerate ports via error signatures,...

CVE-2026-63731

HyperDX before 2.31.0 contains a server-side request forgery vulnerability that allows authenticated team members to direct the server to arbitrary internal destinations by supplying a caller-controlled host parameter to the ClickHouse proxy test endpoint with no URL validation or allowlist...

CVE-2026-55645

creationtimestamp| type| source ---|---|--- 2026-07-20 19:10:46+00:00| seen| https://bsky.app/profile/cve.skyfleet.blue/post/3mr3yoxhlpl23...

CVE-2026-63769

Huginn (up to version 2022.08.18) is affected by a server-side request forgery in the fetch_url method of ScenarioImport. The vulnerability allows authenticated users to submit crafted URLs that cause arbitrary HTTP requests, enabling probing of internal networks, port enumeration via error signa...

CVE-2026-58413

creationtimestamp| type| source ---|---|--- 2026-07-20 19:00:45+00:00| seen| https://bsky.app/profile/cve.skyfleet.blue/post/3mr3y52bqdc2o...

CVE-2026-58481

creationtimestamp| type| source ---|---|--- 2026-07-20 18:47:41+00:00| seen| https://bsky.app/profile/cve.skyfleet.blue/post/3mr3xfozvk223...

CVE-2026-58482

creationtimestamp| type| source ---|---|--- 2026-07-20 18:38:36+00:00| seen| https://bsky.app/profile/cve.skyfleet.blue/post/3mr3wvh2mgm24...

CVE-2026-64207

creationtimestamp| type| source ---|---|--- 2026-07-20 18:25:58+00:00| seen| https://bsky.app/profile/cve.skyfleet.blue/post/3mr3w6tyfla2i...

CVE-2026-63071

creationtimestamp| type| source ---|---|--- 2026-07-20 18:19:10+00:00| seen| https://bsky.app/profile/infosec.skyfleet.blue/post/3mr3vsp3r3u25 2026-07-21 15:30:06+00:00| seen| https://bsky.app/profile/stackflag.bsky.social/post/3mr64tc4amt22...

CVE-2026-44227

RT is an open source, enterprise-grade issue and ticket tracking system. Versions 6.0.0 and above, prior to 6.0.3 contain a reflected Cross-Site Scripting XSS vulnerability. An attacker who can induce an authenticated RT user to visit a crafted URL can execute arbitrary JavaScript in that user's...