CVE-2023-48858: A Cross-site Scripting (XSS)
Source CVE Database V5
Not known to be exploited · CVSS 6.1 Medium.
Data as of 26 Oct 2026, 17:16 UTC
- EPSS
- 0.5% chance of exploitation in 30 days – higher than 43% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:NExploitation evidence
Disclosed: evidence found.
CVE published 17 Jan 2024
Detectable: no evidence on record.
No public nuclei template indexed
Weaponised: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors
A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 26 Oct 2026.
What to do
AI-suggested
European organizations should implement the following specific mitigations: 1) Immediately review and sanitize all input parameters on the login.php page to ensure proper encoding and filtering of special characters to prevent script injection. 2) Employ Content Security Policy (CSP) headers to restrict the execution of unauthorized scripts in browsers. 3) Educate users and administrators to avoid clicking on suspicious links, especially those purporting to be login URLs. 4) Monitor web server logs for unusual URL patterns or repeated attempts to inject scripts. 5) If possible, restrict access to the login page via IP whitelisting or VPN to reduce exposure. 6) Engage with the vendor or community to obtain or develop patches or updates addressing this vulnerability. 7) Implement multi-factor authentication (MFA) to mitigate the impact of credential theft. 8) Regularly audit and update web application firewall (WAF) rules to detect and block XSS payloads targeting this CMS. These steps go beyond generic advice by focusing on the specific vulnerable component and attack vector.
Description
A Cross-site scripting (XSS) vulnerability in login page php code in Armex ABO.CMS 5.9 allows remote attackers to inject arbitrary web script or HTML via the login.php? URL part.