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Fencer Vulns
low 3.5

CVE-2018-25089 json

glb Meetup Tag Extension Link Attribute reverse tabnabbing

published 2023-08-28 3 y ago modified 2026-06-17 4 mo ago also EUVD-2018-13842

cvss
3.5
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.6%
EPSS 0.6% chance of exploitation in 30 days, percentile 49%
public exploits
0
none known

Summary

A vulnerability was found in glb Meetup Tag Extension 0.1 on MediaWiki. It has been rated as problematic. This issue affects some unknown processing of the component Link Attribute Handler. The manipulation leads to use of web link to untrusted target with window.opener access. Upgrading to version 0.2 is able to address this issue. The identifier of the patch is 850c726d6bbfe0bf270801fbb92a30babea4155c. It is recommended to upgrade the affected component. The identifier VDB-238157 was assigned to this vulnerability.

Patch / fix

CISA SSVC

Exploitation
none
Automatable
no
Technical impact
partial
Assessed
2 y ago

Exploit prediction

0.61% chance of exploitation in the next 30 days, higher than 49% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CNA 3.1 3.5 CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
CNA 3.0 3.5 CVSS:3.0/AV:A/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
CNA 2.0 2.7 AV:A/AC:L/Au:S/C:N/I:P/A:N
NVD 3.1 5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N

Affected products

  • glb Meetup Tag Extension

Classification

Weakness
  • CWE-1022 Use of Web Link to Untrusted Target with window.opener Access

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.