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CVE Record

CVE-2018-10365: An XSS issue was discovered in the Threads to Link plugin 1.3 for MyBB.

An XSS issue was discovered in the Threads to Link plugin 1.3 for MyBB. When editing a thread, the user is given the option to convert the thread to a link. The thread link input box is not properly sanitized.

UnknownCVSS not scoredNot KEV-listedUpdated
Glexia's TakeAutomated analysismoderate

Security readout for executives and security teams

Plain-English summary

CVE-2018-10365 is a cross-site scripting issue in the Threads to Link plugin 1.3 for MyBB. A forum user editing a thread can enter a thread link value that is not properly sanitized. The public record does not provide severity scoring, affected deployments beyond this plugin/version, or a confirmed fixed release.

Executive priority

Treat this as a targeted forum-platform risk, not a broad enterprise emergency. Prioritize if public MyBB forums use this plugin and allow non-admin thread editing. Lack of patch detail means teams should verify exposure quickly and follow maintainer guidance.

Technical view

The weakness is improper sanitization of the thread link input box used when converting a MyBB thread to a link in Threads to Link plugin 1.3. The source bundle identifies XSS and a public Exploit-DB reference, but does not specify stored versus reflected behavior, required privileges, sink location, CVSS, CWE, or vendor patch details.

Likely exposure

Exposure appears limited to MyBB forum installations running Threads to Link plugin 1.3, especially where users with thread-editing rights can convert threads to links. The bundle does not identify core MyBB as affected independently of this plugin.

Exploitation context

The CVE includes a public Exploit-DB reference, so proof-of-concept information exists publicly. The source bundle does not show CISA KEV listing or any cited evidence of active exploitation in the wild.

Researcher notes

Evidence is thin: the CVE description names the vulnerable input and plugin version, while Exploit-DB indicates public exploit material. Missing details include CVSS, CWE, authentication requirements, affected code paths, patch version, and whether the XSS is stored or reflected.

Mitigation direction

  • Inventory MyBB sites for Threads to Link plugin 1.3.
  • Check MyBB and plugin maintainer guidance for a fixed release or advisory.
  • Disable or remove the plugin if no trusted fix is available.
  • Ensure thread link values are sanitized and output-escaped before rendering.
  • Review forum roles allowed to edit threads or convert links.

Validation and detection

  • Confirm whether Threads to Link plugin 1.3 is installed on MyBB forums.
  • Review plugin code handling the thread link input field.
  • Check whether untrusted link input is stored or rendered without escaping.
  • Look for unexpected script-like content in thread link fields.
  • Review web logs and moderation history around thread edit activity.
Prepared
Confidence
medium
Sources
3

Public sources used

Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.

Potential ATT&CK relevance

Conservative CVE-to-ATT&CK context

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Vulnerability profileCVE Program record
Severity
Unknown
CVSS
Not scored
Known Exploited
No
Published
Official CVE source material

CNA and ADP enrichment extracted from CVE v5

These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.

0CVSS vectors
0Timeline events
0ADP providers
2Source links

CVSS and timeline data

No CVSS vectors or timeline events were available in the normalized CVE source material.

Source materials

Affected products

Products and packages named in the record

VendorProductVersion / packageStatus
n/an/an/aListed
Weakness

CWE details

No CWE listed

CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.