Vulnerability details
CVE-2018-25246
Wikipedia Wikipedia
Wikipedia 12.0 Denial of Service via Search
CVSS 4.0
8.7High
Official description
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 scores
| Score | Version | Source | Vector |
|---|---|---|---|
| 8.7High | 4.0 | CVEProject cvelistV5 (CNA) (VulnCheck) | CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N |
| 7.5High | 3.1 | CVEProject cvelistV5 (CNA) (VulnCheck) | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
Affected products
| Vendor | Product | Versions | Source |
|---|---|---|---|
| Wikipedia | Wikipedia | 12.0 | CVEProject cvelistV5 (CNA) |
References and advisories
2
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Details
- Published
- 2026-04-04
- Last updated
- 2026-04-06
- State
- Published
- Assigner (CNA)
- VulnCheck
Exploit prediction (EPSS)
0.36%
Probability of exploitation in 30 days
30.3%
Percentile (among all CVEs)
SSVC assessment (CISA)
- Automatable
- Yes
- Exploitation
- Proof of concept
- Technical impact
- Partial
Weaknesses (CWE)
- CWE-306Missing Authentication for Critical Function