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CVE-2018-18655

18
FAUCET Score

CVE-2018-18655 is a medium-severity information disclosure vulnerability affecting Prayer versions through 1.3.5. It allows a user's username to be exposed via the Referer header when they click an email link, due to a missing no-referrer setting. This vulnerability has a low attack complexity and requires user interaction, potentially leading to a limited impact on confidentiality. There is no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
<= 1.3.5CPE matchmatch criteria
cpe:2.3:a:prayer_project:prayer:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

4.3MEDIUM

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
LOW
Integrity Impact
NONE
Availability Impact
NONE
Exploitability Score
2.8
Impact Score
1.4
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 2026-07-24
Model: v2026.06.15
This CVE's current EPSS score of 0.0084 is in the 63rd percentile among its peer group of 26,209 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

Remediation records are not available for this CVE.

References

bugs.debian.org / 911842
Issue TrackingMailing ListPatchThird Party Advisory
telescoper.wordpress.com / 2018/10/18/a-breakthrough-for-a-bigot
Not Applicable