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Fencer Vulns
medium 5.4

CVE-2026-36162 json

An authenticated stored cross-site scripting (XSS) vulnerability in the Upload File Shares API of LiquidFiles v4.2.7 allows attackers to ex…

published 2026-07-07 4 mo ago modified 2026-07-09 4 mo ago also EUVD-2026-42152

cvss
5.4
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.2%
EPSS 0.2% chance of exploitation in 30 days, percentile 14%
public exploits
0
none known

Summary

An authenticated stored cross-site scripting (XSS) vulnerability in the Upload File Shares API of LiquidFiles v4.2.7 allows attackers to execute arbitrary Javascript or HTML via injecting a crafted payload into the Name parameter.

CISA SSVC

Exploitation
Proof of concept is public
Automatable
no
Technical impact
partial
Assessed
4 mo ago

Exploit prediction

0.24% chance of exploitation in the next 30 days, higher than 14% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • securing.pl https://securing.pl/en/bypassing-csp-to-exploit-stored-xss-in-liquidfiles/ referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
CISA ADP 3.1 5.4 CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
CNA 3.1 5.4 CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

Classification

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

References

Sources

Fencer Vulns 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.