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CVE-2019-11016

22
FAUCET Score

CVE-2019-11016 describes an open redirect vulnerability affecting Elgg versions prior to 1.12.18 and 2.3.x before 2.3.11. This medium-severity flaw, with a CVSS score of 6.1, allows an unauthenticated attacker to redirect users to arbitrary malicious sites through a low-complexity attack requiring user interaction, potentially leading to information disclosure or phishing. There is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
< 1.12.18CPE matchmatch criteria
cpe:2.3:a:elgg:elgg:*:*:*:*:*:*:*:*
>= 2.3.0, < 2.3.11CPE matchmatch criteria
cpe:2.3:a:elgg:elgg:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

6.1MEDIUM

CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
CHANGED
Confidentiality Impact
LOW
Integrity Impact
LOW
Availability Impact
NONE
Exploitability Score
2.8
Impact Score
2.7
CvssVersion
3.0

Exploit Intelligence

EPSS Score
1.19%
Probability of exploitation in next 30 days
EPSS Percentile
64.7%
Percentile rank of EPSS score among Peer Group
As of 2026-07-25
Model: v2026.06.15
This CVE's current EPSS score of 0.0119 is in the 77th percentile among its peer group of 26,219 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (2)

composerpatch availablevia ghsa
Product: elgg/elggFixed in: 1.12.18
composerpatch availablevia ghsa
Product: elgg/elggFixed in: 2.3.11

Vendor Advisories (1)

composerGHSA-r6h7-846c-8m78medium

Elgg open redirect

May 14, 2022

References

elgg.org / blog/view/2913744/security-release-elgg-11218-and-2311
Release NotesVendor Advisory
github.com / Elgg/Elgg/releases/tag/1.12.18
Release NotesThird Party Advisory
github.com / Elgg/Elgg/releases/tag/2.3.11
Release NotesThird Party Advisory