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Fencer Intel
critical 10.0

CVE-2026-81779 json

WordPress Newspapers X theme 1.0.46-1.0.48 - Backdoor vulnerability

published 2mo ago modified 2mo ago also EUVD-2026-68805

cvss
10.0
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.5%
EPSS 0.5% chance of exploitation in 30 days, percentile 44%
public exploits
0
none known

Summary

Improper Validation of Specified Quantity in Input vulnerability in Silk Themes Newspapers X allows Malicious Software Implanted.

This issue affects Newspapers X: from 1.0.46 through 1.0.48.

Patch / fix

  • Silk Themes Newspapers X 1.0.49

Is CVE-2026-81779 in your stack? Fencer shows which of your repositories are affected as soon as an advisory lands, and opens the fix as a pull request.

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CISA SSVC

Exploitation
none
Automatable
yes
Technical impact
total
Assessed
2mo ago

Exploit prediction

0.52% chance of exploitation in the next 30 days, higher than 44% of all scored CVEs (FIRST EPSS, 2026-11-11).

CVSS scores

assigned by version score vector
CNA 3.1 10.0 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H

Affected products

  • Silk Themes Newspapers X

Classification

Weakness
  • CWE-1284 Improper Validation of Specified Quantity in Input
Technology feeds

References

Sources

Fencer Intel 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.