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Fencer Intel
high 8.2

CVE-2020-25730 json

Cross Site Scripting (XSS) vulnerability in ZoneMinder before version 1.34.21, allows remote attackers execute arbitrary code, escalate pri…

published 2y ago modified 4mo ago also EUVD-2020-18383

cvss
8.2
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.6%
EPSS 0.6% chance of exploitation in 30 days, percentile 50%
public exploits
0
none known

Summary

Cross Site Scripting (XSS) vulnerability in ZoneMinder before version 1.34.21, allows remote attackers execute arbitrary code, escalate privileges, and obtain sensitive information via PHP_SELF component in classic/views/download.php.

Patch / fix

  • zoneminder zoneminder 1.34.21
  • zoneminder Debian 14, Debian 13, Debian 12 1.34.21-1

debian advisories DEBIAN-CVE-2020-25730

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CISA SSVC

Exploitation
none
Automatable
no
Technical impact
partial
Assessed
2y ago

Exploit prediction

0.63% chance of exploitation in the next 30 days, higher than 50% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
CISA ADP 3.1 8.2 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:L/A:N
CNA 3.1 8.2 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:L/A:N

Classification

Weakness
  • CWE-79 Improper Neutralization of Input During Web Page Generation

References

Sources

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.