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Fencer Vulns
medium 6.1

CVE-2018-19630 json

cgi_handle_request in uhttpd in OpenWrt through 18.06.1 and LEDE through 17.01 has unauthenticated reflected XSS via the URI, as demonstrat…

published 2018-11-28 7 y ago modified 2026-06-17 4 mo ago also EUVD-2018-11315

cvss
6.1
version 3.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
0.7%
EPSS 0.7% chance of exploitation in 30 days, percentile 51%
public exploits
0
none known

Summary

cgi_handle_request in uhttpd in OpenWrt through 18.06.1 and LEDE through 17.01 has unauthenticated reflected XSS via the URI, as demonstrated by a cgi-bin/?[XSS] URI.

Exploit prediction

0.66% chance of exploitation in the next 30 days, higher than 51% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • bugs.openwrt.org https://bugs.openwrt.org/index.php?do=details&task_id=1974 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 3.0 6.1 CVSS:3.0/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

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.