How severe is CVE-2018-25116?

CVE-2018-25116 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.

Is CVE-2018-25116 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (20th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2018-25116?

CVE-2018-25116 affects Mybb Thread Redirect. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2018-25116?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2018-25116 have an EU (EUVD) identifier?

Yes. CVE-2018-25116 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-4275.

When was CVE-2018-25116 published?

CVE-2018-25116 was published on 2026-01-23 and last updated on 2026-06-17.

CVE-2018-25116

CVE-2018-25116 is a medium-severity vulnerability in Mybb Thread Redirect with a CVSS 3.x base score of 6.1. 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 6.1)
CVSS v4: 5.1
EPSS exploit prediction: 0% (20th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-4275
Weakness: CWE-79
Affected product: Mybb Thread Redirect
Published: 2026-01-23
Last modified: 2026-06-17

Description

MyBB Thread Redirect Plugin 0.2.1 contains a cross-site scripting vulnerability in the custom text input field for thread redirects. Attackers can inject malicious SVG scripts that will execute when other users view the thread, allowing arbitrary script execution.

Frequently asked questions

What is CVE-2018-25116?: MyBB Thread Redirect Plugin 0.2.1 contains a cross-site scripting vulnerability in the custom text input field for thread redirects. Attackers can inject malicious SVG scripts that will execute when other users view the thread, allowing arbitrary script execution.
How severe is CVE-2018-25116?: CVE-2018-25116 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2018-25116 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (20th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2018-25116?: CVE-2018-25116 affects Mybb Thread Redirect. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2018-25116?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2018-25116 have an EU (EUVD) identifier?: Yes. CVE-2018-25116 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-4275.
When was CVE-2018-25116 published?: CVE-2018-25116 was published on 2026-01-23 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:mybb:thread_redirect:0.2.1:*:*:*:*:mybb:*:*

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