CVE-2026-57394: WordPress Newsletters plugin <= 4.14 - Cross Site Scripting (XSS) vulnerability
Deferred
Published 13-07-2026Last modified 13-07-2026
Vulnerability summary
CVE-2026-57394 is a high (CVSS 7.2) Cross-site Scripting vulnerability in tribulant software newsletters. EPSS estimates a 0.25% chance of exploitation in the next 30 days, higher than 15.7% of scored vulnerabilities. Fixed in 4.15.
CVSS score
7.2/10
010
High · v3.1 (wordfence)EPSS score
0.25%
0%100%
Low · 0.00 pp in 30 daysKEVNot listedNot listed by any tracked catalog.
RansomwareNot flaggedNo ransomware use recorded.
Public exploits0No public exploits recorded
Timeline
- 13-07-2026PublishedVulnerability first disclosed.
- 13-07-2026Last modifiedVulnerability information updated.
Description
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Tribulant Software Newsletters newsletters-lite allows Reflected XSS.This issue affects Newsletters: from n/a through <= 4.14.
CVSS metrics
3 scores · 3 sources · 1 versionHigh 7.2Preferred score · wordfence (Source)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:NSources3 sources · 7.1–7.2
- CVE.orgCNA7.1HighCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:LDiffers
- NVDNIST7.1HighCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:LDiffers
EPSS trend
Probability
0.25%
Chance of exploitation in the next 30 days
Percentile
16%
Versus all other CVEs
30-day change
No change 0.00 pp
From 0.25% on 24-09-2026
24-09-202624-10-2026
Known exploited
Compare KEV catalogs
CISA KEVNot in the CISA KEV catalog.
ENISA CNWNot in the ENISA CNW catalog.
CIRCLNot in the CIRCL catalog.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Tribulant software1 product
- newsletters≤ 4.14
Wordpress1 product
- newsletters-lite≤ 4.14 (fixed in 4.15)
2 vendors · 2 products
References
2 links- patchstack.com/database/…VDB Entry