PYSEC-2026-2430 Crawlee for Python: SSRF via sitemap-derived URLs

Overview - Vulnerability type: Blind SSRF - Affected components: src/crawlee/utils/sitemap.py, src/crawlee/utils/robots.py, src/crawlee/requestloaders/sitemaprequestloader.py, and all built-in HTTP clients. - Trigger: an attacker-controlled sitemap or robots.txt containing a URL that points to an...

PYSEC-2026-2691 Open WebUI Vulnerable to SSRF via OAuth Profile Picture URL in _process_picture_url (oauth.py)

Summary A Server-Side Request Forgery SSRF vulnerability exists in processpictureurl in backend/openwebui/utils/oauth.py line 1338. The function fetches arbitrary URLs from OAuth picture claims without applying validateurl, allowing an attacker to force the server to make HTTP requests to interna...

PYSEC-2026-2650 misp-modules has nsafe remote resource fetching in expansion

An unsafe remote resource fetching vulnerability existed in MISP Modules expansion modules. The htmltomarkdown module accepted arbitrary HTTPS URLs without sufficient validation, which could allow Server-Side Request Forgery against loopback, private, or link-local network resources. Additionally...

mcp-url-downloader has a Server-Side Request Forgery issue

A vulnerability has been found in dmitryglhf mcp-url-downloader up to 4b8cf2de55f6e8864a77d108e8a94a5b8e4394c6. Affected by this issue is the function validateurlsafe of the file src/mcpurldownloader/server.py. Such manipulation of the argument url leads to server-side request forgery. The attack...

vLLM: Server-Side Request Forgery (SSRF) in `download_bytes_from_url `

SummaryA Server Side Request Forgery SSRF vulnerability in downloadbytesfromurl allows any actor who can control batch input JSON to make the vLLM batch runner issue arbitrary HTTP/HTTPS requests from the server, without any URL validation or domain restrictions.This can be used to target interna...

PYSEC-2026-3414 web3.py: SSRF via CCIP Read (EIP-3668) OffchainLookup URL handling

Summary web3.py implements CCIP Read / OffchainLookup EIP-3668 by performing HTTP requests to URLs supplied by smart contracts in offchainlookuppayload"urls". The implementation uses these contract-supplied URLs directly after sender / data template substitution without any destination validation...

LangChain affected by SSRF via image_url token counting in ChatOpenAI.get_num_tokens_from_messages

Server-Side Request Forgery SSRF in ChatOpenAI Image Token Counting SummaryThe ChatOpenAI.getnumtokensfrommessages method fetches arbitrary imageurl values without validation when computing token counts for vision-enabled models. This allows attackers to trigger Server-Side Request Forgery SSRF...

PT-2026-57904

Name of the Vulnerable Software and Affected Versions CrewAI versions prior to 1.15.1 Description A server-side request forgery SSRF issue exists in the validate url function. The function performs one-shot DNS resolution and blocklist checks but returns the original URL unchanged. This allows...

PT-2026-59385

Summary The SafePlaywrightURLLoader implements a validate url function to prevent SSRF attacks by checking the IP address of the user-provided URL. However, this validation is performed only on the initial URL. Since Playwright automatically follows HTTP redirects 301/302 by default, an attacker...

PT-2026-59539

Summary PraisonAI's spider tools URL validation can be bypassed using alternate loopback host encodings. The affected component is: text praisonaiagents/tools/spider tools.py The tool contains a URL validation function intended to block local or unsafe targets before fetching attacker-controlled...

PT-2026-59557

Summary passthrough and apassthrough in praisonai accept a caller-controlled api base parameter that is concatenated with endpoint and passed directly to httpx.Client.request when the litellm primary path raises AttributeError. No URL scheme validation, private IP filtering, or domain allowlist i...

PT-2026-59590

A vulnerability has been found in PrefectHQ prefect up to 3.6.28.dev1. Affected by this vulnerability is the function validate restricted url of the component Webhook/Notification. The manipulation leads to time-of-check time-of-use. It is possible to initiate the attack remotely. The attack is...

PT-2026-59281

A vulnerability has been found in dmitryglhf mcp-url-downloader up to 4b8cf2de55f6e8864a77d108e8a94a5b8e4394c6. Affected by this issue is the function validate url safe of the file src/mcp url downloader/server.py. Such manipulation of the argument url leads to server-side request forgery. The...

PT-2026-59573

Summary PraisonAI's spider tools URL validation can be bypassed using alternate loopback host encodings. The affected component is: text praisonaiagents/tools/spider tools.py The tool contains a URL validation function intended to block local or unsafe targets before fetching attacker-controlled...

CVE-2026-55671

ZITADEL is an open source identity management platform. From 4.0.0-rc.1 through 4.15.1, ZITADEL's HTTP notification channels, OIDC BackChannel Logout, and SAML metadata URL fetches do not consistently validate user-defined URLs against protected denylist handling, allowing server-side requests to...

EUVD-2026-42978

ZITADEL is an open source identity management platform. From 4.0.0-rc.1 through 4.15.1, ZITADEL's HTTP notification channels, OIDC BackChannel Logout, and SAML metadata URL fetches do not consistently validate user-defined URLs against protected denylist handling, allowing server-side requests to...

AZL-92328 CVE-2026-59831 affecting package gh for versions less than 2.62.0-20

GitHub CLI gh is GitHub’s official command line tool. From 2.10.0 through 2.95.0, connecting to a malicious Codespace with gh codespace jupyter can allow command execution because the command opens a JupyterLab URL supplied by a process inside the Codespace without validating that it is a loopbac...

Exploit for CVE-2026-50131

CVE-2026-50131 Fedify incomplete SSRF mitigation after GHSA-...

PT-2026-56877

A stack-based buffer overflow vulnerability in the RTSP service of Tenda CP3 V3.0 firmware V31.1.9.91 allows an unauthenticated remote attacker to cause a denial of service via a crafted SETUP request. The RTSP service's second-stage URL routing parser fails to validate the length of the URL fiel...

PT-2026-56579

Name of the Vulnerable Software and Affected Versions Plate versions 53.0.0 through 53.1.3 Description The media embed renderer trusts serialized provider or sourceUrl metadata in useMediaState and skips parseMediaUrl protocol validation. This allows a crafted document to specify a known video...