Friendica
CVE-2024-27730
CRITICAL
Vulnerability Assessment
| Weakness |
CWE
OWASP Top 10:2025
A01:2025 - Broken Access Control
ASVS 5.0
V8 - Authorization Object-level authorization, IDOR prevention
|
| Impact | CVSS score of 9.8 (CRITICAL). Attack characteristics: network attack vector, low complexity, no privileges required, no user interaction not required. Public proof-of-concept exploit code is available. |
| Exploit ScenarioDerived | This vulnerability can be exploited remotely over the network. Successful exploitation could compromise the critical-severity affected system. |
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Alert meAnalysisAI
Insecure Permissions vulnerability in Friendica v.2023.12 allows a remote attacker to obtain sensitive information and execute arbitrary code via the cid parameter of the calendar event feature. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available.
RemediationAI
A vendor patch is available. Apply the latest security update as soon as possible. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.
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Technical ContextAI · show details
This vulnerability is classified under CWE-639. Insecure Permissions vulnerability in Friendica v.2023.12 allows a remote attacker to obtain sensitive information and execute arbitrary code via the cid parameter of the calendar event feature. Affected products include: Friendica.
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- Exploit and PoC references, threat intelligence from 22 sources
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Severity by source
AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Primary rating from Vendor (mitre) · only source for this CVE.
CVSS VectorVendor: mitre
DescriptionCVE.org
Insecure Permissions vulnerability in Friendica v.2023.12 allows a remote attacker to obtain sensitive information and execute arbitrary code via the cid parameter of the calendar event feature.
Threat Intelligence Overview
NVD
CVE.org
EPSS
GitHub
How this decision was reached
The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.
What every action level means
SSVC AssessmentENISA
Priority Score
Attack Technique
Authentication bypass attacks exploit flaws in the verification mechanisms that control access to systems and applications.
Remote Code Execution represents the critical moment when an attacker successfully runs arbitrary code on a target system without physical access.
Affected Products (CPE)CVE.org
Module/Settings/UserExport.php in Friendica through 2021.01 allows settings/userexport to be used by anonymous users, as
Cross Site Scripting vulnerability in Friendica v.2023.12 allows a remote attacker to obtain sensitive information via t
Cross Site Scripting vulnerability in Friendica v.2023.12 allows a remote attacker to obtain sensitive information via t
Cross Site Scripting vulnerability in Friendica v.2023.12 allows a remote attacker to obtain sensitive information via t
Cross Site Scripting (XSS) vulnerability in Friendica versions after v.2023.12, allows a remote attacker to execute arbi
Unauthenticated SQL injection in Friendica (through the 2026.08-dev branch) lets remote attackers inject arbitrary SQL t
Friendica 2024.03 is vulnerable to Cross Site Scripting (XSS) in settings/profile via the homepage, xmpp, and matrix par
Server-side request forgery in Friendica through the 2026.08-dev branch exposes internal network infrastructure to any a
Exploit-DB