CVE-2018-20977: brainstormforce schema Cross-site Scripting
CVSS: 6.1v3.1MediumAnalyzed
Published 21-08-2019Last modified 05-08-2024
Vulnerability summary
CVE-2018-20977 is a medium (CVSS 6.1) Cross-site Scripting vulnerability in brainstormforce schema. EPSS estimates a 0.90% chance of exploitation in the next 30 days, higher than 58.8% of scored vulnerabilities. Fixed in 1.5.0.
CVSS score
6.1/10
010
Medium · v3.1 (NVD)EPSS score
0.90%
0%100%
Low · 0.00 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Timeline
- 21-08-2019PublishedVulnerability first disclosed.
- 05-08-2024Last modifiedVulnerability information updated.
Description
The all-in-one-schemaorg-rich-snippets plugin before 1.5.0 for WordPress has XSS on the settings page.
CVSS metrics
3 scores · 2 sources · 2 versionsMedium 6.1Preferred score · NVD (NIST)
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:NSourcesAll 2 agree
- wordfenceSource6.1MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Medium 4.3Preferred score · NVD (NIST)
AV:N/AC:M/Au:N/C:N/I:P/A:NSourcesSingle source
EPSS trend
Probability
0.90%
Chance of exploitation in the next 30 days
Percentile
59%
Versus all other CVEs
30-day change
0.00 pp
From 0.90% on 18-09-2026
18-09-202618-10-2026
EPSS score0.90%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Brainstormforce1 product
- schema< 1.5.0
Wordpress1 product
- all-in-one-schemaorg-rich-snippets< 1.5.0
2 vendors · 2 products