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Fencer Intel
medium 4.8

CVE-2021-28000 json

A persistent cross-site scripting vulnerability was discovered in Local Services Search Engine Management System Project 1.0 which allows r…

published 5y ago modified 4mo ago also EUVD-2021-14718

cvss
4.8
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
0.9%
EPSS 0.9% chance of exploitation in 30 days, percentile 60%
public exploits
0
none known

Summary

A persistent cross-site scripting vulnerability was discovered in Local Services Search Engine Management System Project 1.0 which allows remote attackers to execute arbitrary code via crafted payloads entered into the Name and Address fields.

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Exploit prediction

0.93% chance of exploitation in the next 30 days, higher than 60% of all scored CVEs (FIRST EPSS, 2026-11-09).

Exploits and checks

  • tusharvaidya16.medium.com https://tusharvaidya16.medium.com/local-services-search-engine-management-system-project-lssmes-1-0-af2cae7cbbf referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 3.1 4.8 CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N
NVD 2.0 3.5 AV:N/AC:M/Au:S/C:N/I:P/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.