CVE-2018-25246

HIGHNVD 7.57.5—
EchelonGraph scoreMEDIUM confidence

Score 7.5 from GitHub Security Advisory (severity: HIGH) published 2026-04-04. NVD baseline CVSS 7.5; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, nvd
Elevated
7.5
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS: 0%CVSS: 7.5Exploit: NoneExposed: 0

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

Wikipedia 12.0 contains a denial of service vulnerability that allows unauthenticated attackers to crash the application by submitting oversized input through the search functionality. Attackers can paste a large buffer of repeated characters into the search bar to trigger an application crash.

CVSS v3
7.5
EG Score
7.5(medium)
EPSS
28.2%
KEV
Not listed

Published

April 4, 2026

Last Modified

July 21, 2026

Advisory Details (1)

Auto-updated Jul 21, 2026
🔬 Proof of concept available. No patch confirmed yet.
generic🟡 PoC Available

Wikipedia 12.0 - Denial of Service (PoC) - Windows dos Exploit

https://www.exploit-db.com/exploits/45324

Weakness Classification(1)

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

Data Freshness Timeline

(refreshed 10× in last 7d / 47× 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 145 total refreshes for this CVE.

  1. 2026-07-22 22:16 UTCEG score recompute
  2. 2026-07-22 14:05 UTCEPSS rescore
  3. 2026-07-21 15:22 UTCEPSS rescore
  4. 2026-07-20 17:04 UTCEPSS rescore
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  6. 2026-07-19 14:28 UTCEPSS rescore
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  1. 2026-07-06 02:20 UTCEPSS rescore
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  40. 2026-06-12 23:09 UTCEPSS rescore
  41. 2026-06-12 23:09 UTCEPSS rescore
  42. 2026-06-11 21:49 UTCGHSA enrichment
  43. 2026-06-11 13:57 UTCEPSS rescore
  44. 2026-06-10 22:16 UTCEPSS rescore
  45. 2026-06-10 13:20 UTCGHSA enrichment
  46. 2026-06-10 13:19 UTCEPSS rescore
  47. 2026-06-10 01:14 UTCGHSA enrichment
  48. 2026-06-09 14:19 UTCGHSA enrichment
  49. 2026-06-08 14:14 UTCEPSS rescore
  50. 2026-06-08 14:14 UTCEPSS rescore
  51. 2026-06-08 08:29 UTCGHSA enrichment
  52. 2026-06-07 21:36 UTCGHSA enrichment
  53. 2026-06-07 15:22 UTCEPSS rescore
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  55. 2026-06-07 10:43 UTCGHSA enrichment
  56. 2026-06-06 13:45 UTCEPSS rescore
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  73. 2026-05-27 13:38 UTCEPSS rescore
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  75. 2026-05-26 13:42 UTCEPSS rescore

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Frequently asked(5)

What is CVE-2018-25246?
CVE-2018-25246 is a high vulnerability published on April 4, 2026. Wikipedia 12.0 contains a denial of service vulnerability that allows unauthenticated attackers to crash the application by submitting oversized input through the search functionality. Attackers can paste a large buffer of repeated characters into the search bar to trigger an application crash.
When was CVE-2018-25246 disclosed?
CVE-2018-25246 was first published in the National Vulnerability Database on April 4, 2026, with the most recent update on July 21, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2018-25246 actively exploited?
CVE-2018-25246 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 28.2% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
What is the CVSS score of CVE-2018-25246?
CVE-2018-25246 has a CVSS v3 base score of 7.5 (NVD).
How do I remediate CVE-2018-25246?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2018-25246, 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.

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