6429 matches found
PYSEC-2026-2511 Hermes Agent creates response_store.db and webhook_subscriptions.json with world-readable permissions (mode 0o644)
Hermes Agent before 0.16.0 creates responsestore.db and webhooksubscriptions.json with world-readable permissions mode 0o644, exposing conversation history and HMAC secrets to local users. Attackers with local filesystem access can read these files directly to obtain sensitive data including...
Hermes Agent creates response_store.db and webhook_subscriptions.json with world-readable permissions (mode 0o644)
Hermes Agent before 0.16.0 creates responsestore.db and webhooksubscriptions.json with world-readable permissions mode 0o644, exposing conversation history and HMAC secrets to local users. Attackers with local filesystem access can read these files directly to obtain sensitive data including...
Open WebUI has XSS via SVG in /api/v1/channels/webhooks/{webhook_id}/profile/image
As part of our research on improving our AI pentest, we have uncovered the following issue in Open WebUI. We've manually verified and tided up the report, but you can also find the original agent finding at the bottom of this report. SummaryThe channel webhook create/update flow accepts arbitrary...
PYSEC-2026-2694 Open WebUI has XSS via SVG in /api/v1/channels/webhooks/{webhook_id}/profile/image
As part of our research on improving our AI pentest, we have uncovered the following issue in Open WebUI. We've manually verified and tided up the report, but you can also find the original agent finding at the bottom of this report. Summary The channel webhook create/update flow accepts arbitrar...
PYSEC-2026-2405 Bunsink has an SSRF bypass in `validate_webhook_url`
Summary Bugsink’s webhook URL validation in versions 2.1.2 and earlier could be partially bypassed because of a mismatch in URL parsing. In some malformed URLs, Python’s standard URL parser urllib and the HTTP client stack requests / urllib3 do not agree on which host is actually being targeted...
Bunsink has an SSRF bypass in `validate_webhook_url`
SummaryBugsink’s webhook URL validation in versions 2.1.2 and earlier could be partially bypassed because of a mismatch in URL parsing.In some malformed URLs, Python’s standard URL parser urllib and the HTTP client stack requests / urllib3 do not agree on which host is actually being targeted. Th...
PYSEC-2026-2959 Prefect SSRF Bypass via DNS Rebinding in validate_restricted_url
A vulnerability has been found in PrefectHQ prefect up to 3.6.28.dev1. Affected by this vulnerability is the function validaterestrictedurl 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...
Prefect SSRF Bypass via DNS Rebinding in validate_restricted_url
A vulnerability has been found in PrefectHQ prefect up to 3.6.28.dev1. Affected by this vulnerability is the function validaterestrictedurl 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...
PraisonAI Vulnerable to Server-Side Request Forgery via Unvalidated webhook_url in Jobs API
SummaryThe /api/v1/runs endpoint accepts an arbitrary webhookurl in the request body with no URL validation. When a submitted job completes success or failure, the server makes an HTTP POST request to this URL using httpx.AsyncClient. An unauthenticated attacker can use this to make the server se...
PYSEC-2026-2906 PraisonAI Vulnerable to Server-Side Request Forgery via Unvalidated webhook_url in Jobs API
Summary The /api/v1/runs endpoint accepts an arbitrary webhookurl in the request body with no URL validation. When a submitted job completes success or failure, the server makes an HTTP POST request to this URL using httpx.AsyncClient. An unauthenticated attacker can use this to make the server...
memos-webhook (>=0.6.0a1, <=0.6.0) potentially affected by CVE-2026-26013 via langchain-core (0.2.6)
langchain-core PYPI version 0.2.6 is affected by a known vulnerability. The following packages have a transitive dependency on langchain-core and may be impacted: - memos-webhook =0.6.0a1, =0.6.0 Source cves: CVE-2026-26013 Source advisory: OSV:PYSEC-2026-2562...
Authorization Bypass Through User-Controlled Key
Overview github.com/mattermost/mattermost/server/v8/channels/api4 is a platform for secure collaboration across the entire software development lifecycle Affected versions of this package are vulnerable to Authorization Bypass Through User-Controlled Key via the incoming webhook process. An...
Authorization Bypass Through User-Controlled Key
Overview github.com/mattermost/mattermost/server/channels/app is a private-cloud Slack alternative Affected versions of this package are vulnerable to Authorization Bypass Through User-Controlled Key via the incoming webhook process. An attacker can impersonate another user and create posts or...
Authorization Bypass Through User-Controlled Key
Overview Affected versions of this package are vulnerable to Authorization Bypass Through User-Controlled Key via the incoming webhook process. An attacker can impersonate another user and create posts or direct messages attributed to them by crafting specific webhook configurations and payloads...
Authorization Bypass Through User-Controlled Key
Overview Affected versions of this package are vulnerable to Authorization Bypass Through User-Controlled Key via the incoming webhook process. An attacker can impersonate another user and create posts or direct messages attributed to them by crafting specific webhook configurations and payloads...
EUVD-2026-43308
Mattermost versions 11.7.x = 11.7.2, 11.6.x = 11.6.4, 10.11.x = 10.11.19 fail to validate that an assigned incoming webhook user has access to the target team or channel, which allows a requester with webhook management permissions to create posts or direct messages attributed to another user via...
EUVD-2026-43285
The User Registration & Membership WordPress plugin before 5.2.2 does not verify the authenticity of incoming payment-provider webhook notifications before acting on them, allowing unauthenticated attackers to forge a payment-approved event and activate a paid membership subscription without...
CVE-2026-9708
Mattermost versions 11.7.x = 11.7.2, 11.6.x = 11.6.4, 10.11.x = 10.11.19 fail to validate that an assigned incoming webhook user has access to the target team or channel, which allows a requester with webhook management permissions to create posts or direct messages attributed to another user via...
CVE-2026-9708
Mattermost versions 11.7.x = 11.7.2, 11.6.x = 11.6.4, 10.11.x = 10.11.19 fail to validate that an assigned incoming webhook user has access to the target team or channel, which allows a requester with webhook management permissions to create posts or direct messages attributed to another user via...
