Unity Linux 20.1060e / 20.1070e Security Update: curl (UTSA-2026-017504)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-017504 advisory. curl 7.1.1 to and including 7.75.0 is vulnerable to an Exposure of Private Personal Information to an Unauthorized Actor by leaking credentials in the HTTP Referer:...

Unity Linux 20.1060e / 20.1070e Security Update: curl (UTSA-2026-017535)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-017535 advisory. curl 7.63.0 to and including 7.75.0 includes vulnerability that allows a malicious HTTPS proxy to MITM a connection due to bad handling of TLS 1.3 session tickets...

Unity Linux 20.1060e / 20.1070e Security Update: curl (UTSA-2026-017507)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-017507 advisory. curl 7.61.0 through 7.76.1 suffers from exposure of data element to wrong session due to a mistake in the code for CURLOPTSSLCIPHERLIST when libcurl is built to use...

Unity Linux 20.1060e / 20.1070e Security Update: curl (UTSA-2026-017588)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-017588 advisory. curl supports the -t command line option, known as CURLOPTTELNETOPTIONSin libcurl. This rarely used option is used to send variable=content pairs toTELNET servers.Du...

curl: Kerberos/SPNEGO Connection Reuse Vulnerability

Kerberos/SPNEGO Connection Reuse Vulnerability in curl Summary curl reuses HTTP connections across different users without checking Kerberos state. User B's request can inherit User A's GSS security context, allowing authentication bypass. Affected Versions All curl versions with Kerberos support...

Fedora 44 : php (2026-c66eaae759)

The remote Fedora 44 host has a package installed that is affected by multiple vulnerabilities as referenced in the FEDORA-2026-c66eaae759 advisory. PHP version 8.5.6 07 May 2026 Core: Fixed bug GH-19983 GC assertion failure with fibers, generators and destructors. iliaal Fixed ZENDAPI mismatch o...

SUSE SLED15 / SLES15 Security Update : curl (SUSE-SU-2026:1717-1)

The remote SUSE Linux SLED15 / SLEDSAP15 / SLES15 / SLESSAP15 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2026:1717-1 advisory. Security issues fixed: - CVE-2026-4873: connection reuse ignores TLS requirement bsc1262631. - CVE-2026-5545:...

curl: CVE-2026-8458: wrong reuse for different services

Summary: I found an incomplete-fix variant of CVE-2026-5545 in curl/libcurl 8.20.0. libcurl 8.20.0 still wrongly reuses an HTTP Negotiate-authenticated connection for a later request to the same host even when the requested service principal changes via CURLOPTSERVICENAME / --service-name. In my...

curl: Fix of 3 CVEs

CVE-2016-8618: fix double-free in curlmaprintf - CVE-2016-8619: fix double-free in krb5 code - CVE-2019-5482: fix heap buffer overflow in TFTP receive...

CLSA-2026-1778223262 curl: Fix of 3 CVEs

CVE-2016-8618: fix double-free in curlmaprintf - CVE-2016-8619: fix double-free in krb5 code - CVE-2019-5482: fix heap buffer overflow in TFTP receive...

CLSA-2026-1778175425 curl: Fix of 2 CVEs

CVE-2016-8624: invalid URL parsing with '' - CVE-2016-8623: use-after-free via shared cookies...

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-2026-41688

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...

curl: Shared HSTS cache accessed without lock

This is finding F5 in Andrew's report https://github.com/curl/curl/blob/455bebc2c7/lib/hsts.cL160-L168 https://github.com/curl/curl/blob/455bebc2c7/lib/http.cL3571 https://github.com/curl/curl/blob/455bebc2c7/lib/url.cL1441 https://github.com/curl/curl/blob/455bebc2c7/lib/url.cL265...

curl: CVE-2026-8286: wrong STARTTLS connection reuse

A vulnerability was found in the Curl library that allowed a plain-text connection to reuse an existing SSL-upgraded connection without verifying the SSL configuration. This could lead to a man-in-the-middle attack if an attacker was able to intercept the initial STARTTLS upgrade. The issue was...

Photon OS 4.0: Curl PHSA-2026-4.0-1007

An update of the curl package has been released. %NASLMINLEVEL 80900 C Tenable, Inc. The descriptive text and package checks in this plugin were extracted from VMware Security Advisory PHSA-2026-4.0-1007. The text itself is copyright C VMware, Inc. include'compat.inc'; if description...

Photon OS 5.0: Curl PHSA-2026-5.0-0838

An update of the curl package has been released. %NASLMINLEVEL 80900 C Tenable, Inc. The descriptive text and package checks in this plugin were extracted from VMware Security Advisory PHSA-2026-5.0-0838. The text itself is copyright C VMware, Inc. include'compat.inc'; if description...

Wallos code issues and vulnerabilities

Wallos is an open-source personal subscription tracker developed by Miguel Ribeiro. Versions of Wallos 4.8.4 and earlier contained code vulnerabilities due to incomplete SSRF protections. The vulnerability arises from the use of gethostbyname to verify the Webhook URL without utilizing the...

CVE-2026-41688: Server-Side Request Forgery (SSRF)

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...

curl: CURLOPT_PROXY_CRLFILE / CURLOPT_PROXY_ISSUERCERT / CURLOPT_PROXY_ISSUERCERT_BLOB silently ignored on backends that don't support them

From the Mythos report 2026-05-06 F1. CURLOPTPROXYCRLFILE / CURLOPTPROXYISSUERCERT / CURLOPTPROXYISSUERCERTBLOB silently ignored on backends that don't support them — severity Low https://github.com/curl/curl/blob/455bebc2c7/lib/setopt.cL1786-L1797...