CVE-2018-1000611

FAUCET Score

CVE-2018-1000611 is a Cross-Site Scripting (XSS) vulnerability affecting SURFnet OpenConext EngineBlock versions 5.7.0 through 5.7.3, allowing attackers to inject malicious scripts into help and login pages. This medium-severity vulnerability (CVSS 6.1) can be exploited remotely with low complexity, requiring user interaction (opening a specially crafted URL) to achieve partial impact on confidentiality and integrity. There is currently no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.

Impacted Technologies

Vendor	Product	Version(s)	CPE
		>= 5.7.0, <= 5.7.3CPE matchmatch criteria	cpe:2.3:a:openconext:openconext_engineblock::::::::

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

0.84%

Probability of exploitation in next 30 days

EPSS Percentile

54.1%

Percentile rank of EPSS score among Peer Group

As of 2026-07-27

Model: v2026.06.15

This CVE's current EPSS score of 0.0084 is in the 63rd percentile among its peer group of 26,221 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 (1)

github_advisorypatch availablevia nvd_reference

View patch

References

github.com / OpenConext/OpenConext-engineblock/pull/563/files

PatchThird Party Advisory