CVE-2023-28733: acymailing Improper Input Validation
CVSS: 7.2v3.1HighModified
Published 30-03-2023Last modified 11-02-2025
Vulnerability summary
CVE-2023-28733 is a high (CVSS 7.2) Improper Input Validation vulnerability in acymailing. EPSS estimates a 0.37% chance of exploitation in the next 30 days, higher than 29.6% of scored vulnerabilities.
CVSS score
7.2/10
010
High · v3.1 (CVE.org)EPSS score
0.37%
0%100%
Low · 0.00 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Timeline
- 30-03-2023PublishedVulnerability first disclosed.
- 11-02-2025Last modifiedVulnerability information updated.
Description
AnyMailing Joomla Plugin is vulnerable to stored cross site scripting (XSS) in templates and emails of AcyMailing, exploitable without authentication when access is granted to the campaign's creation on front-office. This issue affects AnyMailing Joomla Plugin Enterprise in versions below 8.3.0.
CVSS metrics
2 scores · 2 sources · 1 versionHigh 7.2Preferred score · CVE.org (CNA)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:NSources2 sources · 6.1–7.2
- NVDNIST6.1MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:NDiffers
EPSS trend
Probability
0.37%
Chance of exploitation in the next 30 days
Percentile
30%
Versus all other CVEs
30-day change
0.00 pp
From 0.37% on 21-09-2026
21-09-202621-10-2026
EPSS score0.37%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root cause- CWE-20Improper Input ValidationThe product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.
- CWE-116Improper Encoding or Escaping of OutputThe product prepares a structured message for communication with another component, but encoding or escaping of the data is either missing or done incorrectly. As a result, the intended structure of the message is not preserved.
- CWE-79Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.
Affected systems
Acymailing2 products
1 vendor · 2 products
References
2 links- www.acymailing.com/change-log/Release Notes
- www.bugbounty.ch/advisories/CVE-2023-28733Third Party Advisory