PatchSiren

PatchSiren cyber security CVE debrief

CVE-2023-2853 Softmed CVE debrief

CVE-2023-2853 is a reflected cross-site scripting (XSS) vulnerability in Softmed SelfPatron affecting versions before 2.0. The issue was publicly disclosed on 2023-07-10 and is categorized as CWE-79. Because the flaw is reflected and requires user interaction, it is most concerning in user-facing or internet-exposed deployments where attackers can send crafted links or requests to a victim.

Vendor
Softmed
Product
SelfPatron
CVSS
MEDIUM 6.1
CISA KEV
Not listed in stored evidence
Original CVE published
2023-07-10
Original CVE updated
2024-11-21
Advisory published
2023-07-10
Advisory updated
2024-11-21

Who should care

Administrators and developers responsible for SelfPatron deployments before 2.0, especially if the application is accessible over the internet or used by many authenticated users. Security teams should also review any workflows that render untrusted request data in web pages.

Technical summary

NVD lists CVE-2023-2853 as a reflected XSS caused by improper neutralization of input during web page generation. The vulnerable CPE range covers softmedyazilim:selfpatron versions before 2.0. NVD assigns CVSS v3.1 vector AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N, indicating a network-reachable issue that needs user interaction and can affect both confidentiality and integrity at a limited level.

Defensive priority

Medium. This is a publicly disclosed, network-reachable reflected XSS issue with user interaction required and limited impact per the CVSS vector. Prioritize faster if SelfPatron is internet-facing, widely used, or processes sensitive user sessions.

Recommended defensive actions

  • Upgrade SelfPatron to version 2.0 or later, as the vulnerable range is listed as versions before 2.0.
  • Review any pages or request parameters that reflect user input and ensure output encoding is applied in the correct HTML, attribute, JavaScript, and URL contexts.
  • Add server-side input validation and output sanitization where user-controlled data is accepted or rendered.
  • Test the affected application paths for reflected XSS regression after remediation, using approved defensive QA methods.
  • If upgrading is not immediately possible, reduce exposure by limiting access to the affected application paths and monitoring for suspicious crafted requests.
  • Consult the linked USOM advisory and NVD record for any vendor-specific remediation or confirmation details.

Evidence notes

All factual claims are based on the supplied CVE/NVD corpus and linked official references. The CVE description states the issue is a reflected XSS in Softmed SelfPatron affecting versions before 2.0. NVD metadata lists CWE-79 and the CVSS v3.1 vector AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N. The supplied reference set includes the USOM advisory URL as a third-party advisory; no additional patch bulletin or exploit details were provided in the corpus.

Sources and references

Verified primary and authoritative sources

  • CVE-2023-2853 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2023-2853

    CVE Program - Official CVE Program record with source-provided CVE metadata.

  • CVE-2023-2853 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2023-2853

    NIST National Vulnerability Database - Official NIST NVD detail page and source-specific vulnerability assessment.

Supplemental references

Methodology and review provenance

AI-assisted synthesis based on stored public vulnerability evidence. System validation, approval state, and publication status do not by themselves establish human review of this revision. PatchSiren helps prioritize defensive review and does not prove exposure or remediation on any system.