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PatchSiren cyber security CVE debrief

CVE-2025-8461 Seres Software CVE debrief

CVE-2025-8461 is a high-severity vulnerability in Seres Software syWEB, classified as Improper Neutralization of Input During Web Page Generation (XSS). This issue, with a CVSS score of 7.6, allows for Reflected XSS attacks. The vulnerability affects syWEB versions up to 03022026. The vendor, Seres Software, was contacted but did not respond. The CVE was published on 2026-02-03 and last modified on 2026-06-05.

Vendor
Seres Software
Product
syWEB
CVSS
HIGH 7.6
CISA KEV
Not listed in stored evidence
Original CVE published
2026-02-03
Original CVE updated
2026-06-05
Advisory published
2026-02-03
Advisory updated
2026-06-05

Who should care

Developers and administrators using Seres Software syWEB, especially those who have not updated to a version beyond 03022026, should be aware of this vulnerability to prevent potential Reflected XSS attacks.

Technical summary

The vulnerability is caused by improper neutralization of input during web page generation, which allows attackers to inject malicious scripts. This can lead to Reflected XSS attacks, where an attacker can execute malicious scripts in the context of a user's browser.

Defensive priority

High

Recommended defensive actions

  • Update syWEB to a version beyond 03022026 if available.
  • Implement input validation and sanitization for user inputs.
  • Use Content Security Policy (CSP) to define which sources of content are allowed to be executed within a web page.
  • Monitor syWEB for any suspicious activities or anomalies.

Evidence notes

The CVE record and NVD detail provide official information about the vulnerability. Additional references from Turkish cybersecurity sources are also available.

Sources and references

Verified primary and authoritative sources

  • CVE-2025-8461 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2025-8461

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

  • CVE-2025-8461 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2025-8461

    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.