CVE-2026-81779

CRITICALPre-NVD 10.010.0—
EchelonGraph scoreHIGH confidence

Score 10.0 from GitHub Security Advisory (severity: CRITICAL) published 2026-08-31. a secondary CVSS source baseline 10.0; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, secondary
Trending — 3 sources updated this week
10.0EG
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 0%CVSS: 10.0Exploit: None knownExposed: 0

No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.

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.

CVSS v3
10.0
EG Score
10.0(high)
EG Risk
60(Track)
EG Risk 60/100SSVC: Track

EG Risk is EchelonGraph's 0–100 priority score: it fuses intrinsic severity with real-world exploitation and automatability so you can rank equal-severity CVEs and fix the most dangerous first. Higher = act sooner. Distinct from the 0–10 EG Score (severity).

How it’s computed
Severity100% × 45%
Exploitation0% × 40%
Automatability100% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
0%
EPSS %ILE
22%
KEV
Not listed

Published

August 31, 2026

Last Modified

September 1, 2026

Advisory Details (1)

Auto-updated Sep 15, 2026
No patch confirmed yet.
generic

Backdoor in WordPress Newspapers X Theme - Patchstack

https://patchstack.com/database/wordpress/theme/newspapers-x/vulnerability/wordpress-newspapers-x-theme-1-0-46-1-0-48-backdoor-vulnerability?_s_id=cve

Vendor Advisories for CVE-2026-81779(1)

These vendors published their own advisory mentioning this CVE — often with vendor-specific remediation steps + affected product lists not in NVD.

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

Data Freshness Timeline

(refreshed 52× in last 7d / 143× in last 30d)

Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.

Showing the most recent 100 of 143 total refreshes for this CVE.

  1. 2026-09-19 18:16 UTCEG score recompute
  2. 2026-09-19 18:16 UTCGHSA enrichment
  3. 2026-09-19 14:08 UTCGHSA enrichment
  4. 2026-09-19 09:59 UTCGHSA enrichment
  5. 2026-09-19 05:50 UTCGHSA enrichment
  6. 2026-09-19 01:42 UTCGHSA enrichment
  7. 2026-09-18 21:34 UTCEG score recompute
  8. 2026-09-18 21:34 UTCGHSA enrichment
  9. 2026-09-18 19:28 UTCEPSS rescore
  10. 2026-09-18 17:27 UTCGHSA enrichment
  11. 2026-09-18 13:19 UTCGHSA enrichment
  12. 2026-09-18 09:11 UTCGHSA enrichment
  13. 2026-09-18 05:03 UTCGHSA enrichment
  14. 2026-09-18 00:55 UTCGHSA enrichment
  15. 2026-09-17 20:47 UTCEG score recompute
  16. 2026-09-17 20:47 UTCGHSA enrichment
  17. 2026-09-17 15:36 UTCGHSA enrichment
  18. 2026-09-17 11:27 UTCGHSA enrichment
  19. 2026-09-17 07:17 UTCGHSA enrichment
  20. 2026-09-17 03:06 UTCGHSA enrichment
  21. 2026-09-16 22:53 UTCGHSA enrichment
  22. 2026-09-16 18:44 UTCEG score recompute
  23. 2026-09-16 18:43 UTCGHSA enrichment
  24. 2026-09-16 14:08 UTCEPSS rescore
  25. 2026-09-16 14:03 UTCGHSA enrichment
Show 75 more
  1. 2026-09-16 09:17 UTCEG score recompute
  2. 2026-09-16 09:17 UTCGHSA enrichment
  3. 2026-09-16 05:15 UTCEPSS rescore
  4. 2026-09-16 05:09 UTCGHSA enrichment
  5. 2026-09-16 01:02 UTCGHSA enrichment
  6. 2026-09-15 20:54 UTCGHSA enrichment
  7. 2026-09-15 16:37 UTCGHSA enrichment
  8. 2026-09-15 12:24 UTCGHSA enrichment
  9. 2026-09-15 08:16 UTCGHSA enrichment
  10. 2026-09-15 04:08 UTCEG score recompute
  11. 2026-09-15 04:08 UTCGHSA enrichment
  12. 2026-09-15 03:12 UTCEPSS rescore
  13. 2026-09-15 03:12 UTCEPSS rescore
  14. 2026-09-15 00:00 UTCGHSA enrichment
  15. 2026-09-14 19:52 UTCGHSA enrichment
  16. 2026-09-14 15:43 UTCGHSA enrichment
  17. 2026-09-14 11:35 UTCGHSA enrichment
  18. 2026-09-14 07:27 UTCGHSA enrichment
  19. 2026-09-14 03:19 UTCGHSA enrichment
  20. 2026-09-13 23:12 UTCGHSA enrichment
  21. 2026-09-13 19:04 UTCEG score recompute
  22. 2026-09-13 19:04 UTCGHSA enrichment
  23. 2026-09-13 14:56 UTCGHSA enrichment
  24. 2026-09-13 10:48 UTCGHSA enrichment
  25. 2026-09-13 06:40 UTCGHSA enrichment
  26. 2026-09-13 02:33 UTCGHSA enrichment
  27. 2026-09-12 22:25 UTCGHSA enrichment
  28. 2026-09-12 18:15 UTCEG score recompute
  29. 2026-09-12 18:15 UTCGHSA enrichment
  30. 2026-09-12 14:07 UTCGHSA enrichment
  31. 2026-09-12 09:59 UTCGHSA enrichment
  32. 2026-09-12 05:51 UTCGHSA enrichment
  33. 2026-09-12 01:43 UTCGHSA enrichment
  34. 2026-09-11 21:35 UTCGHSA enrichment
  35. 2026-09-11 17:27 UTCEG score recompute
  36. 2026-09-11 17:27 UTCGHSA enrichment
  37. 2026-09-11 14:53 UTCEPSS rescore
  38. 2026-09-11 14:53 UTCEPSS rescore
  39. 2026-09-11 12:57 UTCEG score recompute
  40. 2026-09-11 12:57 UTCGHSA enrichment
  41. 2026-09-11 08:49 UTCGHSA enrichment
  42. 2026-09-11 04:41 UTCGHSA enrichment
  43. 2026-09-11 00:33 UTCGHSA enrichment
  44. 2026-09-10 20:25 UTCGHSA enrichment
  45. 2026-09-10 16:17 UTCGHSA enrichment
  46. 2026-09-10 12:07 UTCEG score recompute
  47. 2026-09-10 12:07 UTCGHSA enrichment
  48. 2026-09-10 07:59 UTCGHSA enrichment
  49. 2026-09-10 03:50 UTCGHSA enrichment
  50. 2026-09-09 23:42 UTCGHSA enrichment
  51. 2026-09-09 16:07 UTCGHSA enrichment
  52. 2026-09-09 11:52 UTCGHSA enrichment
  53. 2026-09-09 07:45 UTCGHSA enrichment
  54. 2026-09-09 03:36 UTCGHSA enrichment
  55. 2026-09-08 23:28 UTCEG score recompute
  56. 2026-09-08 23:28 UTCGHSA enrichment
  57. 2026-09-08 22:01 UTCEPSS rescore
  58. 2026-09-08 10:02 UTCGHSA enrichment
  59. 2026-09-08 04:41 UTCGHSA enrichment
  60. 2026-09-08 00:33 UTCGHSA enrichment
  61. 2026-09-07 20:25 UTCGHSA enrichment
  62. 2026-09-07 16:17 UTCEG score recompute
  63. 2026-09-07 16:17 UTCGHSA enrichment
  64. 2026-09-07 12:09 UTCGHSA enrichment
  65. 2026-09-07 07:59 UTCGHSA enrichment
  66. 2026-09-07 03:42 UTCGHSA enrichment
  67. 2026-09-06 23:30 UTCGHSA enrichment
  68. 2026-09-06 19:23 UTCGHSA enrichment
  69. 2026-09-06 15:14 UTCEG score recompute
  70. 2026-09-06 15:14 UTCGHSA enrichment
  71. 2026-09-06 13:48 UTCEPSS rescore
  72. 2026-09-06 11:05 UTCGHSA enrichment
  73. 2026-09-06 06:58 UTCGHSA enrichment
  74. 2026-09-06 02:50 UTCGHSA enrichment
  75. 2026-09-05 22:42 UTCGHSA enrichment

Frequently asked(5)

What is CVE-2026-81779?
CVE-2026-81779 is a critical vulnerability published on August 31, 2026. 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.
When was CVE-2026-81779 disclosed?
CVE-2026-81779 was first published in the National Vulnerability Database on August 31, 2026, with the most recent update on September 1, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-81779 actively exploited?
CVE-2026-81779 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 0% probability of exploitation in the next 30 days, which ranks it in the top 78.2% of all scored CVEs.
What is the CVSS score of CVE-2026-81779?
CVE-2026-81779 has a CVSS v3 base score of 10.0 (NVD).
How do I remediate CVE-2026-81779?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-81779, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

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