CVE-2026-54743 Lemmy: Stored XSS via markdown image alt-text in lemmy-ui html5-embed

Lemmy is a link aggregator and forum for the fediverse. Prior to lemmy-ui 0.19.19-beta.1, LemmyNet/lemmy-ui renders Markdown in src/shared/markdown.ts for post bodies, comment bodies, private messages, and community and site sidebars through mdToHtml, which returns a raw html object that Inferno...

CVE-2026-54743

Lemmy (a fediverse link aggregator and forum) is affected by a stored XSS in lemmy-ui prior to version 0.19.19-beta.1 . The root cause lies in src/shared/markdown.ts, where mdToHtml returns a raw __html object injected by Inferno without a sanitizer pass. The [email protected] plugin,...

CVE-2026-54743: Improper Neutralization of Input During Web Page Generation

Lemmy is a link aggregator and forum for the fediverse. Prior to lemmy-ui 0.19.19-beta.1, LemmyNet/lemmy-ui renders Markdown in src/shared/markdown.ts for post bodies, comment bodies, private messages, and community and site sidebars through mdToHtml, which returns a raw html object that Inferno...

Unity Linux 20.1050a / 20.1060a / 20.1070a Security Update: thunderbird (UTSA-2026-100886)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-100886 advisory. Firefox could have incorrectly parsed a URL and rewritten it to the youtube.com domain when parsing the URL specified in an embed tag. This could have bypassed websi...

Unity Linux 20.1050a / 20.1060a / 20.1070a Security Update: thunderbird (UTSA-2026-100877)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-100877 advisory. When a file download is specified via the Content-Disposition header, that directive would be ignored if the file was included via a or tag, potentially making a...

CVE-2026-73058

stoatchat versions before 0.15.0 fail to block the IPv6 unspecified address :: in the SSRF blocklist, allowing unauthenticated attackers to bypass protections via the /proxy and /embed endpoints. Attackers can craft requests using IPv6 literal syntax to access services on the loopback interface a...

CVE-2026-73058

stoatchat versions before 0.15.0 fail to block the IPv6 unspecified address :: in the SSRF blocklist, allowing unauthenticated attackers to bypass protections via the /proxy and /embed endpoints. Attackers can craft requests using IPv6 literal syntax to access services on the loopback interface a...

CVE-2026-73058

Stoatchat before 0.15.0 is affected by an SSRF bypass: the IPv6 unspecified address (::) is not blocked, allowing unauthenticated attackers to access internal content via /proxy and /embed. The issue permits crafting IPv6 literal requests to reach loopback services; no exploitation details are pr...

CVE-2026-73058 stoatchat before 0.15.0 SSRF via IPv6 unspecified address bypass

stoatchat versions before 0.15.0 fail to block the IPv6 unspecified address :: in the SSRF blocklist, allowing unauthenticated attackers to bypass protections via the /proxy and /embed endpoints. Attackers can craft requests using IPv6 literal syntax to access services on the loopback interface a...

CVE-2026-73058 stoatchat before 0.15.0 SSRF via IPv6 unspecified address bypass

stoatchat versions before 0.15.0 fail to block the IPv6 unspecified address :: in the SSRF blocklist, allowing unauthenticated attackers to bypass protections via the /proxy and /embed endpoints. Attackers can craft requests using IPv6 literal syntax to access services on the loopback interface a...

CVE-2026-73058 stoatchat before 0.15.0 SSRF via IPv6 unspecified address bypass

stoatchat versions before 0.15.0 fail to block the IPv6 unspecified address :: in the SSRF blocklist, allowing unauthenticated attackers to bypass protections via the /proxy and /embed endpoints. Attackers can craft requests using IPv6 literal syntax to access services on the loopback interface a...

PT-2026-73145

stoatchat versions before 0.15.0 fail to block the IPv6 unspecified address :: in the SSRF blocklist, allowing unauthenticated attackers to bypass protections via the /proxy and /embed endpoints. Attackers can craft requests using IPv6 literal syntax to access services on the loopback interface a...

CVE-2026-73058: Server-Side Request Forgery (SSRF)

stoatchat versions before 0.15.0 fail to block the IPv6 unspecified address :: in the SSRF blocklist, allowing unauthenticated attackers to bypass protections via the /proxy and /embed endpoints. Attackers can craft requests using IPv6 literal syntax to access services on the loopback interface a...

WordPress Embed Google Photos Album Easily plugin <= 2.2.1 - Contributor+ Stored XSS via link Shortcode Attribute vulnerability

Contributor+ Stored XSS via link Shortcode Attribute vulnerability discovered by testoun in WordPress Plugin Embed Google Photos album versions = 2.2.1...

CVE-2026-14290

The Embed Google Photos album WordPress plugin through 2.2.1 does not escape a shortcode attribute value before outputting it inside an HTML attribute, allowing users with the Contributor role or above to inject arbitrary JavaScript that executes in the browser of any user, including...

EUVD-2026-58595

The Embed Google Photos album WordPress plugin through 2.2.1 does not escape a shortcode attribute value before outputting it inside an HTML attribute, allowing users with the Contributor role or above to inject arbitrary JavaScript that executes in the browser of any user, including...

CVE-2026-14290 Embed Google Photos Album Easily <= 2.2.1 - Contributor+ Stored XSS via link Shortcode Attribute

The Embed Google Photos album WordPress plugin through 2.2.1 does not escape a shortcode attribute value before outputting it inside an HTML attribute, allowing users with the Contributor role or above to inject arbitrary JavaScript that executes in the browser of any user, including...

CVE-2026-14290 Embed Google Photos Album Easily <= 2.2.1 - Contributor+ Stored XSS via link Shortcode Attribute

The Embed Google Photos album WordPress plugin through 2.2.1 does not escape a shortcode attribute value before outputting it inside an HTML attribute, allowing users with the Contributor role or above to inject arbitrary JavaScript that executes in the browser of any user, including...

CVE-2026-14290

The Embed Google Photos album WordPress plugin, in versions through 2.2.1 , is vulnerable to a Stored Cross-Site Scripting (XSS) flaw. The root cause is the failure to escape shortcode attribute values before they are outputted within an HTML attribute. This allows users with Contributor privileg...

CVE-2026-14290

The Embed Google Photos album WordPress plugin through 2.2.1 does not escape a shortcode attribute value before outputting it inside an HTML attribute, allowing users with the Contributor role or above to inject arbitrary JavaScript that executes in the browser of any user, including...