CVE-2023-50982: n/a
Source CVE Database V5
Not known to be exploited · CVSS 9.0 Critical.
Data as of 26 Oct 2026, 07:57 UTC
- EPSS
- 1.2% chance of exploitation in 30 days – higher than 69% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
CVSS:3.1/AC:L/AV:N/A:H/C:H/I:H/PR:L/S:C/UI:RExploitation evidence
Disclosed: evidence found.
CVE published 8 Jan 2024
Detectable: no evidence on record.
No public nuclei template indexed
Weaponised: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors
A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 2026-10-26.
What to do
Affected software
| Product | Affected | Fixed in |
|---|---|---|
GitHubstudip/studippkg:github/studip/studipOther threats | Affected
| Fixed in– |
Check your own hosts for these packages with threat-finder (opens in a new tab), our free open-source scanner.
AI-suggested
1. Immediate upgrade to the fixed versions of Stud.IP (5.3.4, 5.2.6, 5.1.7, or 5.0.9) is the most effective mitigation. 2. Implement strict file upload validation controls, including whitelisting allowed file types and verifying file extensions and MIME types on both client and server sides. 3. Employ web application firewalls (WAFs) with rules to detect and block suspicious file uploads and XSS payloads targeting the Admin_SmileysController endpoints. 4. Restrict administrative access to the upload and edit functionalities to trusted users only, and enforce multi-factor authentication (MFA) for admin accounts to reduce the risk of credential compromise. 5. Monitor logs for unusual file upload activities or execution of unexpected processes under the www-data user. 6. Conduct regular security audits and penetration testing focusing on file upload functionalities. 7. Educate administrators on phishing and social engineering risks that could lead to exploitation via user interaction. 8. If immediate patching is not possible, consider temporarily disabling the smiley upload/edit features or restricting them via network segmentation or access control lists.
Description
Stud.IP 5.x through 5.3.3 allows XSS with resultant upload of executable files, because upload_action and edit_action in Admin_SmileysController do not check the file extension. This leads to remote code execution with the privileges of the www-data user. The fixed versions are 5.3.4, 5.2.6, 5.1.7, and 5.0.9.