Stored Cross-Site Scripting in Ready_

published 2025-04-16 last yr. modified 2026-06-17 4mo ago also EUVD-2025-11345

cvss: 5.1; version 4.0, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 0.7%; EPSS 0.7% chance of exploitation in 30 days, percentile 52%
public exploits: 0; none known

A cross-site scripting (XSS) vulnerability in Ready_'s File Explorer upload functionality allows injection of arbitrary JavaScript code in filename. Injected content is stored on server and is executed every time a user interacts with the uploaded file.

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CISA SSVC

Exploitation: none
Automatable: no
Technical impact: partial
Assessed: last yr. (2025-04-16)

Exploit prediction

0.68% chance of exploitation in the next 30 days, higher than 52% of all scored CVEs (FIRST EPSS, 2026-11-11).

CVSS scores

assigned by	version	score	vector
CNA	4.0	5.1	CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N
CNA	4.0	5.1	CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Affected products

Symfonia Ready_

Classification

Weakness

CWE-79 Improper Neutralization of Input During Web Page Generation

References

cert.pl /posts/2025/04/CVE-2025-1980
third-party-advisory
cert.pl /en/posts/2025/04/CVE-2025-1980
third-party-advisory
ready-os.com /pl/
product

Sources

CVE List CVE-2025-1983
NVD CVE-2025-1983

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.