CVE-2020-22276: weformspro weforms
CVSS: 9.8v3.1CriticalModified
Published 04-11-2020Last modified 04-08-2024
Vulnerability summary
CVE-2020-22276 is a critical (CVSS 9.8) vulnerability in weformspro weforms. EPSS estimates a 3.02% chance of exploitation in the next 30 days, higher than 87.3% of scored vulnerabilities. 2 public exploits are recorded. Fixed in 1.4.8.
CVSS score
9.8/10
010
Critical · v3.1 (NVD)EPSS score
3.02%
0%100%
Low · 0.00 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits2reference
Timeline
- 04-11-2020PublishedVulnerability first disclosed.
- 04-08-2024Last modifiedVulnerability information updated.
Description
WeForms Wordpress Plugin 1.4.7 allows CSV injection via a form's entry.
CVSS metrics
3 scores · 2 sources · 2 versionsCritical 9.8Preferred score · NVD (NIST)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HSources2 sources · 8.6–9.8
- wordfenceSource8.6HighCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:HDiffers
High 7.5Preferred score · NVD (NIST)
AV:N/AC:L/Au:N/C:P/I:P/A:PSourcesSingle source
EPSS trend
Probability
3.02%
Chance of exploitation in the next 30 days
Percentile
87%
Versus all other CVEs
30-day change
0.00 pp
From 3.02% on 21-09-2026
21-09-202621-10-2026
EPSS score3.02%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
2 foundExploit Reference (filebin.net)
Maturity: unknown
Exploit Reference (cert.ikiu.ac.ir)
Maturity: unknown
Weaknesses
CWE · root cause- CWE-1236Improper Neutralization of Formula Elements in a CSV FileThe product saves user-provided information into a Comma-Separated Value (CSV) file, but it does not neutralize or incorrectly neutralizes special elements that could be interpreted as a command when the file is opened by a spreadsheet product.
- CWE-74Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection')The product constructs all or part of a command, data structure, or record using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify how it is parsed or interpreted when it is sent to a downstream component.
Affected systems
Weformspro1 product
- weforms1.4.7
Wordpress1 product
- weforms≤ 1.4.7 (fixed in 1.4.8)
2 vendors · 2 products
References
4 links- cert.ikiu.ac.ir/public-files/news/document/CVE-99/CVE-2020-22276.pdfX Refsource MISCExploitThird Party Advisory