CVE-2025-13183 | Stored XSS in Hotech's Otello

Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in Hotech Software Inc. Otello allows Stored XSS. This issue affects Otello: from 2.4.0 before 2.4.4.

Published: 2025-12-23 Last update: 2026-06-04 Assigner: [email protected] Source: [email protected]

Conclusion & alert: CVE-2025-13183 is rated Low Risk (31.5/100): CVSS High severity, with low exploitation likelihood (EPSS 0.02%). Mandatory action: Monitor for updates and reassess as exploit intelligence or EPSS changes.

Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.

Exploit prediction scoring system (EPSS) score for CVE-2025-13183

EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).

# Date Old EPSS score New EPSS score Delta (New - Old)
1 2026-05-21 0.06% 0.02% -0.04%
2 2026-04-24 0.03% 0.06% +0.03%
3 2025-12-24 0.03%

Full EPSS history (3 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2025-13183

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
7.3 3.1 HIGH
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:N Click to expand
Attack vector (AV:N)
Could be attacked over the internet or any normal routed network—not just someone sitting at the machine.
Attack complexity (AC:L)
Once they can reach the bug, pulling it off is straightforward—no weird race conditions or rare setup.
Privileges required (PR:L)
A normal user session is enough; they don’t have to be admin.
User interaction (UI:R)
A real person has to do something—click, install, enable—otherwise it doesn’t land.
Scope (S:U)
Damage stays in the same “trust bubble” as the broken component—no big spill into unrelated systems.
Confidentiality (C:H)
Serious risk that confidential data gets exposed in a big way.
Integrity (I:H)
They could widely tamper with or forge data—trust in the data is badly hurt.
Availability (A:N)
Service keeps running; no real outage angle.
2.1 5.2 [email protected]

Weakness enumeration for CVE-2025-13183

GitHub Security Advisory for CVE-2025-13183

GHSA-9f4m-xrm4-4h98 · Severity: high — Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting')...

Affected software / configurations for CVE-2025-13183

Vendor Product Version Raw CPE
No affected products in dataset.

References for CVE-2025-13183

cvelogic Threat Intelligence