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CVE-2026-30242

⚠️ high
🔍 Scan for this CVE
Summary

Plane is an an open-source project management tool. Prior to version 1.2.3, the webhook URL validation in plane/app/serializers/webhook.py only checks ip.is_loopback, allowing attackers with workspace ADMIN role to create webhooks pointing to private/internal network addresses (10.x.x.x, 172.16.x.x, 192.168.x.x, 169.254.169.254, etc.). When webhook events fire, the server makes requests to these internal addresses and stores the response — enabling SSRF with full response read-back. This issue h

Description

Plane is an an open-source project management tool. Prior to version 1.2.3, the webhook URL validation in plane/app/serializers/webhook.py only checks ip.is_loopback, allowing attackers with workspace ADMIN role to create webhooks pointing to private/internal network addresses (10.x.x.x, 172.16.x.x, 192.168.x.x, 169.254.169.254, etc.). When webhook events fire, the server makes requests to these internal addresses and stores the response — enabling SSRF with full response read-back. This issue has been patched in version 1.2.3.

CVSS Score
8.5
High
EPSS Score
0.0
Exploit Probability
Published Date
2026-03-06
First Seen: 2026-03-07
📊 Relative Risk Intelligence

This CVE is High Risk - more severe than 80.5% of all 329,778 vulnerabilities in our database.

#64,259
Top 25% most severe
Severity Percentile
🎯 CISA SSVC Assessment Updated: Mar 9, 2026
🔍 Exploitation Status
None
No known exploits
⚙️ Automatable
NO
Requires human interaction
💥 Technical Impact
Partial
Limited system impact
SSVC data provided by CISA
Last Modified 2026-03-10
Source NVD 🔗
CVSS Vector 3.1 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:L/A:N
CWE IDs (Weakness Types)
CWE-918

📦 Affected Products 1

Vendor Product Status Affected Versions
plane plane Affected
< 1.2.3

🔗 References 2

https://github.com/makeplane/plane/releases/tag/v1.2.3
Release Notes
https://github.com/makeplane/plane/security/advisori...
Vendor Advisory

🔗 Related CVEs 6

CVE ID Severity CVSS EPSS Summary Published
CVE-2026-10850 🔶 medium 5.4 0.2 Plane CE 1.3.1 allows a low-privileged project member to submit arbitrary HTML/JS in the description_html field when cre... 2026-06-17
CVE-2026-46558 ⚠️ high 8.3 0.2 Plane is an open-source project management tool. Prior to version 1.3.1, there is a cross-workspace asset authorization ... 2026-06-10
CVE-2026-40102 🔶 medium 6.5 0.0 Plane is an open-source project management tool. In versions 1.3.0 and below, SavedAnalyticEndpoint passes the user-cont... 2026-05-20
CVE-2026-39843 ⚠️ high 7.7 0.0 Plane is an an open-source project management tool. From 0.28.0 to before 1.3.0, the remediation of GHSA-jcc6-f9v6-f7jw ... 2026-04-09
CVE-2026-27949 ℹ️ low 2.0 0.0 Plane is an an open-source project management tool. Prior to 1.3.0, a vulnerability was identified in Plane's authentica... 2026-04-07
CVE-2026-30244 ⚠️ high 7.5 0.0 Plane is an an open-source project management tool. Prior to version 1.2.2, unauthenticated attackers can enumerate work... 2026-03-06
These CVEs affect the same products