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CVE-2020-17102

16
FAUCET Score

CVE-2020-17102 is an information disclosure vulnerability affecting the Microsoft WebP Image Extensions. This medium-severity flaw (CVSS 5.5) could allow an attacker to disclose sensitive information if a user is tricked into opening a specially crafted image file, requiring user interaction. While no public exploit code or active exploitation has been observed, its presence on Microsoft's November 2020 Patch Tuesday highlights its significance. Community discussion and media coverage for this CVE are minimal.

Impacted Technologies

VendorProductVersion(s)CPE
< 1.0.32731.0CPE matchmatch criteria
cpe:2.3:a:microsoft:webp_image_extension:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

5.5MEDIUM

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N

Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
NONE
Availability Impact
NONE
Exploitability Score
1.8
Impact Score
3.6
CvssVersion
3.1

Exploit Intelligence

EPSS Score
1.15%
Probability of exploitation in next 30 days
EPSS Percentile
63.7%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0115 is in the 74th percentile among its peer group of 5,760 CVEs.

Social Chatter

No social media mentions found for this CVE.

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

Media Mentions

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)

microsoftpatch availablevia nvd_reference
View patch

Vendor Advisories (1)

microsoft2020-Nov/CVE-2020-17102Important

WebP Image Extensions Information Disclosure Vulnerability

Nov 10, 2020

References

portal.msrc.microsoft.com / en-US/security-guidance/advisory/CVE-2020-17102
PatchVendor Advisory