CVE-2026-7890

Concrete CMS 9.5.0 and earlier are affected by a server-side SSRF in the RSS Displayer block that accepts arbitrary feed URLs without validation, enabling redirect-to-internal bypasses. The CVE-2026-7890 entry documents a CVSSv4.0 score of 2.1 (low) with network attack vector and high privileges ...

PT-2026-41154

Name of the Vulnerable Software and Affected Versions ApostropheCMS versions prior to 4.29.1 Description An authenticated server-side request forgery SSRF exists in the rich-text widget import flow. An authenticated user with permissions to submit or edit rich-text widget content can force the...

CVE-2026-42181

Lemmy is a link aggregator and forum for the fediverse. Prior to version 0.19.18, Lemmy fetches metadata for user-supplied post URLs and, under the default StoreLinkPreviews image mode, downloads the preview image through local pict-rs. While the top-level page URL is checked against internal IP...

CVE-2026-42864 FireFighter: Unauthenticated SSRF in Raid jira_bot endpoint allows IAM credential theft

FireFighter is an incident management application. Prior to 0.0.54, the POST /api/v2/firefighter/raid/jirabot endpoint CreateJiraBotView is reachable without authentication permissionclasses = permissions.AllowAny. Its attachments payload is fetched server-side via httpx.get with no URL validatio...

CVE-2026-42181 Lemmy: SSRF and internal image disclosure in post link metadata via unvalidated og:image

Lemmy is a link aggregator and forum for the fediverse. Prior to version 0.19.18, Lemmy fetches metadata for user-supplied post URLs and, under the default StoreLinkPreviews image mode, downloads the preview image through local pict-rs. While the top-level page URL is checked against internal IP...

CVE-2026-42181

Lemmy is a link aggregator and forum for the fediverse. Prior to version 0.19.18, Lemmy fetches metadata for user-supplied post URLs and, under the default StoreLinkPreviews image mode, downloads the preview image through local pict-rs. While the top-level page URL is checked against internal IP...

EUVD-2026-28820

Lemmy is a link aggregator and forum for the fediverse. Prior to version 0.19.18, Lemmy fetches metadata for user-supplied post URLs and, under the default StoreLinkPreviews image mode, downloads the preview image through local pict-rs. While the top-level page URL is checked against internal IP...

CVE-2026-42261

PromptHub is an all-in-one AI toolbox for prompt, skill, and agent management. From version 0.4.9 to before version 0.5.4, apps/web/src/routes/skills.ts exposes an authenticated endpoint POST /api/skills/fetch-remote that fetches a user-supplied URL server-side and reflects the response body up t...

EUVD-2026-28504

PromptHub is an all-in-one AI toolbox for prompt, skill, and agent management. From version 0.4.9 to before version 0.5.4, apps/web/src/routes/skills.ts exposes an authenticated endpoint POST /api/skills/fetch-remote that fetches a user-supplied URL server-side and reflects the response body up t...

CVE-2026-42261

PromptHub prior to v0.5.4 exposes an authenticated SSRF via POST /api/skills/fetch-remote in apps/web/src/routes/skills.ts. The endpoint fetches a user-supplied URL server-side and reflects the response (up to 5 MB) back to the caller. The isPrivateIPv6 check in apps/web/src/utils/remote-http.ts ...

Lemmy has SSRF and internal image disclosure in post link metadata via unvalidated og:image

Summary Lemmy fetches metadata for user-supplied post URLs and, under the default StoreLinkPreviews image mode, downloads the preview image through local pict-rs. While the top-level page URL is checked against internal IP ranges, the extracted og:image URL is not subject to the same restriction...

CVE-2026-39362

CVE-2026-39362 affects InvenTree (Open Source Inventory Management System). Before versions 1.2.7 and 1.3.0, when INVENTREE_DOWNLOAD_FROM_URL is enabled, authenticated users can supply remote_image URLs that are fetched server-side via requests.get() with only Django’s URLValidator check. There i...

CVE-2026-35187 pyLoad has SSRF in parse_urls API endpoint via unvalidated URL parameter

pyLoad is a free and open-source download manager written in Python. In 0.5.0b3.dev96 and earlier, the parseurls API function in src/pyload/core/api/init.py fetches arbitrary URLs server-side via geturlurl pycurl without any URL validation, protocol restriction, or IP blacklist. An authenticated...

CVE-2026-35036

Ech0 is an open-source, self-hosted publishing platform for personal idea sharing. Prior to 4.2.8, Ech0 implements link preview editor fetches a page title through GET /api/website/title. That is legitimate product behavior, but the implementation is unsafe: the route is unauthenticated, accepts ...

PT-2026-30014

Name of the Vulnerable Software and Affected Versions Ech0 versions prior to 4.2.8 Description Ech0, a self-hosted publishing platform, has an unsafe link preview feature. The GET /api/website/title endpoint is unauthenticated and accepts attacker-controlled URLs. It performs a server-side GET...

CVE-2026-34576

Postiz is an AI social media scheduling tool. Prior to version 2.21.3, the POST /public/v1/upload-from-url endpoint accepts a user-supplied URL and fetches it server-side using axios.get with no SSRF protections. The only validation is a file extension check .png, .jpg, etc. which is trivially...

CVE-2026-34576

Postiz (AI social media scheduling tool) has a SSRF vulnerability in the POST /public/v1/upload-from-url endpoint prior to version 2.21.3. An authenticated API user can supply a URL, which is fetched server-side via axios.get() without SSRF protections; only file-extension validation exists (e.g....

Postiz has Multiple SSRF Vectors - Webhooks, RSS Feed, URL Loader

Summary Postiz has multiple SSRF vulnerabilities where user-provided URLs are fetched server-side without any IP validation or SSRF protection. Vulnerable Code 1. Webhook Send Endpoint Most Critical apps/backend/src/api/routes/webhooks.controller.ts lines 58-70: typescript async sendWebhook@Body...

Astro: Remote allowlist bypass via unanchored matchPathname wildcard

Summary This issue concerns Astro's remotePatterns path enforcement for remote URLs used by server-side fetchers such as the image optimization endpoint. The path matching logic for / wildcards is unanchored, so a pathname that contains the allowed prefix later in the path can still match. As a...

CVE-2026-32255

Kan is an open-source project management tool. In versions 0.5.4 and below, the /api/download/attatchment endpoint has no authentication and no URL validation. The Attachment Download endpoint accepts a user-supplied URL query parameter and passes it directly to fetch server-side, and returns the...