CVE-2025-9821
Last modified
CVE-2025-9821 is a low-severity vulnerability rated 2.7/10 on the CVSS scale. SummaryUsers with webhook permissions can conduct SSRF via webhooks. If they have permission to view the webhook logs, the (partial) request response is also disclosed DetailsWhen sending webhooks, the destination is not validated, causing SSRF. ImpactBypass of firewalls to interact with internal services. See https://owasp.org/Top10/A10_2021-Server-Side_Request_Forgery_%28SSRF%29/ for more potential impact. Resources https://cheatsheetseries.owasp.org/cheatsheets/Server_Side_Request_Forgery_Prevention_Cheat_Sheet.html for more information on SSRF and its fix.. EPSS estimates a 0.28% chance of exploitation in the next 30 days.
Description
SummaryUsers with webhook permissions can conduct SSRF via webhooks. If they have permission to view the webhook logs, the (partial) request response is also disclosed DetailsWhen sending webhooks, the destination is not validated, causing SSRF. ImpactBypass of firewalls to interact with internal services. See https://owasp.org/Top10/A10_2021-Server-Side_Request_Forgery_%28SSRF%29/ for more potential impact. Resources https://cheatsheetseries.owasp.org/cheatsheets/Server_Side_Request_Forgery_Prevention_Cheat_Sheet.html for more information on SSRF and its fix.
Metrics
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:N/A:N
Weakness Enumeration
References
Timeline
- Published
- Last Modified
- Status
- Deferred
Frequently Asked Questions
What is CVE-2025-9821?
How severe is CVE-2025-9821?
How do I fix CVE-2025-9821?
How Strix Helps
- One Click Account Takeover in GranolaHow a notification link broke out of Electron and led to a one-click account takeover.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
Related CVEs from 2025
- CVE-2025-9814A security flaw has been discovered in PHPGurukul Beauty Par…9.8
- CVE-2025-9815A weakness has been identified in alaneuler batteryKid up to…7.8
- CVE-2025-9816The WP Statistics – The Most Popular Privacy-Friendly Analyt…7.2
- CVE-2025-9817SSH dissector crash in Wireshark 4.4.0 to 4.4.8 allows denia…7.5
- CVE-2025-9818A vulnerability (CWE-428) has been identified in the Uninter…6.7
- CVE-2025-9820A flaw was found in the GnuTLS library, specifically in the …4
- CVE-2025-9822SummaryA user with administrator rights can change the confi…5.5
- CVE-2025-9823SummaryA Cross-Site Scripting (XSS) vulnerability allows an …4.8
- CVE-2025-9824ImpactThe attacker can validate if a user exists by checking…5.9
- CVE-2025-9825GitLab has remediated an issue in GitLab CE/EE affecting all…6.5
- CVE-2025-9826Stored cross-site scripting vulnerability in M-Files Hubshar…5.4
- CVE-2025-9828A vulnerability was determined in Tenda CP6 11.10.00.243. Th…5.9
Are you affected by CVE-2025-9821?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST