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Fencer Vulns
medium 4.8

CVE-2021-29008 json

A cross-site scripting (XSS) issue in SEO Panel 4.8.0 allows remote attackers to inject JavaScript via webmaster-tools.php in the "to_time"…

published 2021-03-25 5 y ago modified 2026-06-17 4 mo ago also BIT-seopanel-2021-29008 , EUVD-2021-15654

cvss
4.8
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 55%
public exploits
0
none known

Summary

A cross-site scripting (XSS) issue in SEO Panel 4.8.0 allows remote attackers to inject JavaScript via webmaster-tools.php in the "to_time" parameter.

Exploit prediction

0.76% chance of exploitation in the next 30 days, higher than 55% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • github.com https://github.com/seopanel/Seo-Panel/issues/211 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
OSV 3.1 4.8 CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N

Affected packages

ecosystem package affected fixed in
bitnami seopanel
>=4.8.0, <=4.8.0
no fix listed

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.