net/url: golang: golang net/url: Denial of Service from quadratic complexity in path resolution

A flaw was found in net/url, a component of golang. This vulnerability arises when resolving relative paths that contain numerous parent directory '..' segments. A remote attacker could exploit this by providing a specially crafted path, leading to quadratic time complexity and excessive memory...

Important: Red Hat Security Advisory: python-lxml security update

An update for python-lxml is now available for Red Hat Enterprise Linux 9.2 Update Services for SAP Solutions. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is...

lxml: lxml-html-clean: lxml: URL bypass vulnerability in Cleaner via missing xlink:href

A flaw was found in lxml, a library for processing XML and HTML in Python. The lxml.html.defs.linkattrs were missing xlink:href, which could allow an attacker to bypass URL filtering mechanisms. This vulnerability enables URL bypass attacks in embedded content such as Scalable Vector Graphics SVG...

CVE-2026-57126

PraisonAI 's multi-agent system (packages praisonaiagents ≤ 1.6.39 / PraisonAI ≤ 4.6.39) is affected by a CWE-918 SSRF in SpiderTools._validate_url (praisonaiagents/tools/spider_tools.py). The guard (_host_is_blocked) checks only literal IP encodings and never resolves DNS names , so an attacker-...

CVE-2026-57126 praisonaiagents: SSRF guard validates literal IPs only and never resolves DNS

PraisonAI is a multi-agent teams system. Prior to praisonaiagents 1.6.58, SpiderTools.validateurl calls hostisblocked, which checks literal host encodings but does not resolve DNS names before scrapepage, crawl, extractlinks, extracttext, or URL-mention fetches connect. An attacker-controlled...

CVE-2026-90790 a2aproject a2a-python Push Notification Sender base_push_notification_sender.py _dispatch_notification server-side request forgery

A security vulnerability has been detected in a2aproject a2a-python up to 1.1.3. This affects the function dispatchnotification of the file src/a2a/server/tasks/basepushnotificationsender.py of the component Push Notification Sender. The manipulation of the argument pushinfo.url leads to...

EUVD-2026-77535

A security vulnerability has been detected in a2aproject a2a-python up to 1.1.3. This affects the function dispatchnotification of the file src/a2a/server/tasks/basepushnotificationsender.py of the component Push Notification Sender. The manipulation of the argument pushinfo.url leads to...

CVE-2026-12985 Mattermost DCR redirect URI allowlist bypass via improper URL component validation

Mattermost versions 11.9.x = 11.9.0, 11.8.x = 11.8.4, 11.7.x = 11.7.7 Mattermost failed to validate Dynamic Client Registration redirect URIs by URL component matching glob patterns against the raw URI string instead which allows a remote unauthenticated attacker to register an OAuth client with ...

CVE-2026-12985

Mattermost versions 11.9.0 and earlier , 11.8.4 and earlier , and 11.7.7 and earlier contain a flaw in Dynamic Client Registration (DCR) redirect URI validation . The application matches configured glob patterns against the raw URI string rather than individual URL components, allowing a remote u...

net/url: golang: golang net/url: Denial of Service from quadratic complexity in path resolution

A flaw was found in net/url, a component of golang. This vulnerability arises when resolving relative paths that contain numerous parent directory '..' segments. A remote attacker could exploit this by providing a specially crafted path, leading to quadratic time complexity and excessive memory...

EUVD-2026-77477

URL Redirection to Untrusted Site 'Open Redirect' vulnerability in Apache Syncope. When the Syncope SRA is configured for CAS authentication, the target Apereo CAS instance's URL is calculated by unconditionally looking at client-supplied forwarded HTTP headers. This issue affects Apache Syncope:...

CVE-2026-73191

Apache Syncope is vulnerable to an open redirect when configured for Apereo CAS authentication. The root cause is that the SRA component unconditionally trusts client-supplied Forwarded HTTP headers to calculate the target CAS instance URL, allowing an attacker to redirect users to an untrusted s...

CVE-2026-73191 Apache Syncope: CAS service URL injection via Forwarded HTTP headers

URL Redirection to Untrusted Site 'Open Redirect' vulnerability in Apache Syncope. When the Syncope SRA is configured for CAS authentication, the target Apereo CAS instance's URL is calculated by unconditionally looking at client-supplied forwarded HTTP headers. This issue affects Apache Syncope:...

CVE-2026-73191 Apache Syncope: CAS service URL injection via Forwarded HTTP headers

URL Redirection to Untrusted Site 'Open Redirect' vulnerability in Apache Syncope. When the Syncope SRA is configured for CAS authentication, the target Apereo CAS instance's URL is calculated by unconditionally looking at client-supplied forwarded HTTP headers. This issue affects Apache Syncope:...

CVE-2026-90937 froxlor before 2.2.5 nginx/Apache Configuration Injection via subdomain redirect URL

froxlor versions before 2.2.5 fail to validate newline characters in subdomain redirect URLs, allowing authenticated customers to inject arbitrary nginx or Apache configuration directives. Attackers can supply URLs containing literal newlines that are written verbatim into vhost config files duri...

net/url: golang: golang net/url: Denial of Service from quadratic complexity in path resolution

A flaw was found in net/url, a component of golang. This vulnerability arises when resolving relative paths that contain numerous parent directory '..' segments. A remote attacker could exploit this by providing a specially crafted path, leading to quadratic time complexity and excessive memory...

Astra Linux – Vulnerability in Rails

A potential information disclosure/vulnerability in Action Pack = 2.0.0, where using the redirectto or polymorphicurl helper with untrusted user input may lead to unintended method executions...

Astra Linux – Vulnerability in python-git

All versions of the GitPython package are vulnerable to Remote Code Execution RCE due to improper user input validation. This allows for the injection of a maliciously crafted remote URL into the clone command. Exploiting this vulnerability is possible because the library makes external calls to...

Astra Linux – Vulnerability in Thunderbird

It was possible to create an email that included a tracking link as an attachment. If the user attempted to open the attachment, Thunderbird would automatically access the link. The configuration to block remote content did not prevent this behavior. Thunderbird has been updated to no longer allo...

Astra Linux – Vulnerability in Golang 1.15, Golang 1.19

Actions that insert URLs into the content attribute of HTML meta tags do not escape those URLs. This can lead to XSS attacks if the meta tag also contains an http-equiv attribute with the value “refresh”. A new GODEBUG setting, htmlmetacontenturlescape, has been added, which can be used to disabl...