MISP 2.4.136 has XSS via galaxy cluster element values to app/View/GalaxyElements/ajax/index.ctp.

published 2021-01-19 5y ago modified 2026-06-22 4mo ago also EUVD-2021-12222

cvss: 6.1; version 3.1, NVD
cisa kev: Not listed; not in CISA's catalog
epss: 0.8%; EPSS 0.8% chance of exploitation in 30 days, percentile 57%
public exploits: 0; none known

MISP 2.4.136 has XSS via galaxy cluster element values to app/View/GalaxyElements/ajax/index.ctp. Reference types could contain javascript: URLs.

Patch / fix

links 1

github.com/MISP/MISP@829c319 commit

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Exploit prediction

0.81% chance of exploitation in the next 30 days, higher than 57% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by	version	score	vector
NVD	3.1	6.1	CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
NVD	2.0	4.3	AV:N/AC:M/Au:N/C:N/I:P/A:N

Classification

Weakness

CWE-79 Improper Neutralization of Input During Web Page Generation

References

github.com /MISP/MISP/commit/829c3199ba3afdecb52e0719509f3df4463be5b4
patch, vendor-advisory

Sources

CVE List CVE-2021-25325
NVD CVE-2021-25325

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