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Fencer Intel
medium 6.1

CVE-2011-2935 json

Elgg Reflected XSS Vulnerability

published 2019-11-12 6 y ago modified 2026-06-16 4 mo ago also GHSA-mcfm-j5g6-w26f , EUVD-2022-1783

cvss
6.1
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
1.1%
EPSS 1.1% chance of exploitation in 30 days, percentile 64%
public exploits
0
none known

Summary

Elgg through 1.7.10 has XSS

Patch / fix

  • packagist elgg/elgg 1.7.11

Exploit prediction

1.06% chance of exploitation in the next 30 days, higher than 64% of all scored CVEs (FIRST EPSS, 2026-11-09).

Exploits and checks

  • oss-security.openwall.narkive.com https://oss-security.openwall.narkive.com/1UH3NYx8/cve-request-elgg-1-7-10-multiple-vulnerabilities referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 3.1 6.1 CVSS:3.1/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
GitHub 3.1 6.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Affected packages

ecosystem package affected fixed in
packagist elgg/elgg
<1.7.11
1.7.11

Affected products

  • Elgg Elgg

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.