CVE-2020-22251: phplist Cross-site Scripting
CVSS: 4.8v3.1MediumModified
Published 06-07-2021Last modified 04-08-2024
Vulnerability summary
CVE-2020-22251 is a medium (CVSS 4.8) Cross-site Scripting vulnerability in phplist. EPSS estimates a 0.62% chance of exploitation in the next 30 days, higher than 48.8% of scored vulnerabilities. 1 public exploit is recorded.
CVSS score
4.8/10
010
Medium · v3.1 (NVD)EPSS score
0.62%
0%100%
Low · 0.00 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits1github
Timeline
- 06-07-2021PublishedVulnerability first disclosed.
- 04-08-2024Last modifiedVulnerability information updated.
Description
Cross Site Scripting (XSS) vulnerability in phpList 3.5.3 via the login name field in Manage Administrators when adding a new admin.
CVSS metrics
2 scores · 1 source · 2 versionsMedium 4.8Preferred score · NVD (NIST)
CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:NSourcesSingle source
Low 3.5Preferred score · NVD (NIST)
AV:N/AC:M/Au:S/C:N/I:P/A:NSourcesSingle source
EPSS trend
Probability
0.62%
Chance of exploitation in the next 30 days
Percentile
49%
Versus all other CVEs
30-day change
0.00 pp
From 0.62% on 19-09-2026
19-09-202619-10-2026
EPSS score0.62%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
1 foundPhplist3
Maturity: poc
Weaknesses
CWE · root causeAffected systems
Phplist1 product
- phplist≤ 3.5.3
1 vendor · 1 product