CVE-2023-31434
CVE-2023-31434 is a medium-severity vulnerability in Evasys with a CVSS 3.x base score of 5.4. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-79.
Key facts
- Severity: Medium (CVSS 3.x base score 5.4)
- EPSS exploit prediction: 0% (37th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-79
- Affected product: Evasys
- Published:
- Last modified:
Description
The parameters nutzer_titel, nutzer_vn, and nutzer_nn in the user profile, and langID and ONLINEID in direct links, in evasys before 8.2 Build 2286 and 9.x before 9.0 Build 2401 do not validate input, which allows authenticated attackers to inject HTML Code and XSS payloads in multiple locations.
Frequently asked questions
- What is CVE-2023-31434?
- The parameters nutzer_titel, nutzer_vn, and nutzer_nn in the user profile, and langID and ONLINEID in direct links, in evasys before 8.2 Build 2286 and 9.x before 9.0 Build 2401 do not validate input, which allows authenticated attackers to inject HTML Code and XSS payloads in multiple locations.
- How severe is CVE-2023-31434?
- CVE-2023-31434 has a CVSS 3.x base score of 5.4, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.
- Is CVE-2023-31434 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (37th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2023-31434?
- CVE-2023-31434 primarily affects Evasys. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
- How do I fix CVE-2023-31434?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- When was CVE-2023-31434 published?
- CVE-2023-31434 was published on 2023-05-02 and last updated on 2026-06-17.
References
Affected products (2)
- cpe:2.3:a:evasys:evasys:8.2:-:*:*:*:*:*:*
- cpe:2.3:a:evasys:evasys:9.0:-:*:*:*:*:*:*
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