CVE-2023-36459

CVE-2023-36459 affects Mastodon: injection bypasses HTML sanitization via crafted oEmbed data, enabling XSS in preview cards. Affected versions are prior to 3.5.9, 4.0.5, and 4.1.3. The issue is mitigated by upgrading to 3.5.9, 4.0.5, or 4.1.3 where a patch exists.

PT-2023-7453 · Mastodon · Mastodon

Name of the Vulnerable Software and Affected Versions: Mastodon versions 1.3 through 3.5.8 Mastodon versions 4.0.0 through 4.0.4 Mastodon versions 4.1.0 through 4.1.2 Description: The issue is related to the processing of oEmbed data in Mastodon, which can allow an attacker to bypass HTML...

SUSE CVE-2023-32683

Synapse is a Matrix protocol homeserver written in Python with the Twisted framework. A discovered oEmbed or image URL can bypass the urlpreviewurlblacklist setting potentially allowing server side request forgery or bypassing network policies. Impact is limited to IP addresses allowed by the...

CVE-2023-32683

Synapse is a Matrix protocol homeserver written in Python with the Twisted framework. A discovered oEmbed or image URL can bypass the urlpreviewurlblacklist setting potentially allowing server side request forgery or bypassing network policies. Impact is limited to IP addresses allowed by the...

CVE-2023-32683

Synapse is a Matrix protocol homeserver written in Python with the Twisted framework. A discovered oEmbed or image URL can bypass the urlpreviewurlblacklist setting potentially allowing server side request forgery or bypassing network policies. Impact is limited to IP addresses allowed by the...

PYSEC-2023-85

Synapse is a Matrix protocol homeserver written in Python with the Twisted framework. A discovered oEmbed or image URL can bypass the urlpreviewurlblacklist setting potentially allowing server side request forgery or bypassing network policies. Impact is limited to IP addresses allowed by the...

UBUNTU-CVE-2023-32683

Synapse is a Matrix protocol homeserver written in Python with the Twisted framework. A discovered oEmbed or image URL can bypass the urlpreviewurlblacklist setting potentially allowing server side request forgery or bypassing network policies. Impact is limited to IP addresses allowed by the...

Server side request forgery (ssrf)

Synapse is a Matrix protocol homeserver written in Python with the Twisted framework. A discovered oEmbed or image URL can bypass the urlpreviewurlblacklist setting potentially allowing server side request forgery or bypassing network policies. Impact is limited to IP addresses allowed by the...

PYSEC-2023-85

Synapse is a Matrix protocol homeserver written in Python with the Twisted framework. A discovered oEmbed or image URL can bypass the urlpreviewurlblacklist setting potentially allowing server side request forgery or bypassing network policies. Impact is limited to IP addresses allowed by the...

CVE-2023-32683

Synapse (Python, Twisted) contains a vulnerability CVE-2023-32683 where a discovered oEmbed or image URL can bypass the url_preview_url_blacklist, potentially enabling server-side request forgery or bypassing network policies. The impact is constrained to IPs allowed by url_preview_ip_range_black...

CVE-2023-32683 URL deny list bypass via oEmbed and image URLs when generating previews in Synapse

Synapse is a Matrix protocol homeserver written in Python with the Twisted framework. A discovered oEmbed or image URL can bypass the urlpreviewurlblacklist setting potentially allowing server side request forgery or bypassing network policies. Impact is limited to IP addresses allowed by the...

CVE-2023-32683

Synapse is a Matrix protocol homeserver written in Python with the Twisted framework. A discovered oEmbed or image URL can bypass the urlpreviewurlblacklist setting potentially allowing server side request forgery or bypassing network policies. Impact is limited to IP addresses allowed by the...

CVE-2023-32683 URL deny list bypass via oEmbed and image URLs when generating previews in Synapse

Synapse is a Matrix protocol homeserver written in Python with the Twisted framework. A discovered oEmbed or image URL can bypass the urlpreviewurlblacklist setting potentially allowing server side request forgery or bypassing network policies. Impact is limited to IP addresses allowed by the...

CVE-2023-32683

Synapse is a Matrix protocol homeserver written in Python with the Twisted framework. A discovered oEmbed or image URL can bypass the urlpreviewurlblacklist setting potentially allowing server side request forgery or bypassing network policies. Impact is limited to IP addresses allowed by the...

GHSA-98PX-6486-J7QC Synapse has URL deny list bypass via oEmbed and image URLs when generating previews

Impact A discovered oEmbed or image URL can bypass the urlpreviewurlblacklist setting potentially allowing server side request forgery or bypassing network policies. Impact is limited to IP addresses allowed by the urlpreviewiprangeblacklist setting by default this only allows public IPs and by t...

Synapse has URL deny list bypass via oEmbed and image URLs when generating previews

Impact A discovered oEmbed or image URL can bypass the urlpreviewurlblacklist setting potentially allowing server side request forgery or bypassing network policies. Impact is limited to IP addresses allowed by the urlpreviewiprangeblacklist setting by default this only allows public IPs and by t...

Cross-site Scripting (XSS)

Overview johnpbloch/wordpress-core is a web software you can use to create a website or blog. Affected versions of this package are vulnerable to Cross-site Scripting XSS due to insufficient validation of the protocol in the response when processing oEmbed discovery. An attacker can inject...

GHSA-4WFQ-JC9H-VPCX Lack of domain validation in Druple core

The Media oEmbed iframe route does not properly validate the iframe domain setting, which allows embeds to be displayed in the context of the primary domain. Under certain circumstances, this could lead to cross-site scripting, leaked cookies, or other vulnerabilities. Drupal 7 core does not...

CVE-2022-25276

The Media oEmbed iframe route does not properly validate the iframe domain setting, which allows embeds to be displayed in the context of the primary domain. Under certain circumstances, this could lead to cross-site scripting, leaked cookies, or other vulnerabilities...

UBUNTU-CVE-2022-25276

The Media oEmbed iframe route does not properly validate the iframe domain setting, which allows embeds to be displayed in the context of the primary domain. Under certain circumstances, this could lead to cross-site scripting, leaked cookies, or other vulnerabilities...