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PatchSiren cyber security CVE debrief

CVE-2026-107797 banq CVE debrief

CVE-2026-107797 is a reflected cross-site scripting vulnerability in Jivejdon through 5.0, affecting application/message/postThread.jsp. Attackers inject script via to and tag parameters, allowing execution of arbitrary JavaScript in victims' sessions via crafted links. This vulnerability can lead to unauthorized actions or data exposure. Defenders should prioritize verifying exposure, assessing user interactions, and validating input to prevent XSS attacks. The CVE record and source item provide details on the vulnerability, but additional verification is necessary to ensure accurate exposure assessment.

Vendor
banq
Product
jivejdon
CVSS
MEDIUM 5.3
CISA KEV
Not listed in stored evidence
Original CVE published
2026-10-08
Original CVE updated
2026-10-09
Advisory published
2026-10-08
Advisory updated
2026-10-09

Who should care

Defenders and administrators of Jivejdon installations up to version 5.0 should assess exposure and prioritize input validation and JavaScript encoding to prevent XSS attacks. They should also review compensating controls for exposed systems and track exceptions and retest remediated assets. Security teams should focus on verifying exposure, assessing user interactions, and validating input to prevent XSS attacks.

Why it matters

CVE-2026-107797 is a reflected XSS vulnerability in Jivejdon through 5.0. Defenders should prioritize verifying exposure, assessing user interactions, and validating input to prevent XSS attacks.

  • Attackers can execute arbitrary JavaScript in victims' sessions
  • Victims may experience unauthorized actions or data exposure
  • Defenders must verify Jivejdon version and exposure
  • Input validation and JavaScript encoding are crucial

Technical summary

The vulnerability exists in application/message/postThread.jsp of Jivejdon through 5.0. Attackers can inject script via to and tag parameters, allowing execution of arbitrary JavaScript in victims' sessions via crafted links. This can lead to unauthorized actions or data exposure. Defenders should prioritize verifying exposure of Jivejdon versions up to 5.0 and assess user interactions with postThread.jsp, focusing on input validation and JavaScript encoding. Additional defensive measures include reviewing relevant monitoring, detection, and logs for exposed assets.

Defensive priority

Defenders should prioritize verifying exposure of Jivejdon versions up to 5.0 and assess user interactions with postThread.jsp, focusing on input validation and JavaScript encoding.

Recommended defensive actions

  • Verify Jivejdon version and exposure
  • Assess user interactions with postThread.jsp
  • Validate and encode user input
  • Monitor for suspicious JavaScript activity
  • Review compensating controls for exposed systems
  • Track exceptions and retest remediated assets
  • Plan vendor-supported updates or mitigations through normal change control

Evidence notes

The CVE record and source item provide details on the vulnerability in Jivejdon through 5.0. The NVD entry is currently UNASSIGNED. Defenders should verify the Jivejdon version and exposure, assess user interactions with postThread.jsp, and prioritize input validation and JavaScript encoding to prevent XSS attacks. Additional verification tasks include reviewing relevant monitoring, detection, and logs for exposed assets.

Sources and references

Verified primary and authoritative sources

  • CVE-2026-107797 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2026-107797

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

  • CVE-2026-107797 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2026-107797

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

Supplemental references

  • Jivejdon through 5.0 Reflected XSS via postThread.jsp to and tag Parameters

    Unverified legacy reference

    URL: https://raw.githubusercontent.com/CVEProject/cvelistV5/main/cves/2026/107xxx/CVE-2026-107797.json

    cve_program_cvelist_v5

  • Source reference

    Unverified legacy reference

    URL: https://github.com/banq/jivejdon/issues/28

    Supplemental source - issue-tracking

  • Source reference

    Unverified legacy reference

    URL: https://github.com/banq/jivejdon

    Supplemental source - product

  • Source reference

    Unverified legacy reference

    URL: https://github.com/banq/jivejdon/blob/ee67a65e65228644a71c8317d7e34deea50f95ef/application/message/postThread.jsp

    Supplemental source - technical-description

  • Source reference

    Unverified legacy reference

    URL: https://www.vulncheck.com/advisories/jivejdon-through-5.0-reflected-xss-via-postthread-jsp-to-and-tag-parameters

    Supplemental source - third-party-advisory

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.