Predictive Vulnerability Intelligence.

Product

  • Product
  • Pricing
  • Documentation

Company

  • About
  • Partnerships
  • Blog
  • Support

Legal

  • Terms
  • Privacy
  • Data Licensing

© 2026 FAUCET Technologies LLC. All rights reserved.

CVE-2017-11221

25
FAUCET Score

CVE-2017-11221 is a critical type confusion vulnerability within the annotation functionality of Adobe Acrobat Reader, affecting multiple versions across various platforms including Adobe, Apple, and Microsoft. This flaw carries a high CVSS score of 8.8, indicating a network-based attack with low complexity, requiring user interaction, and potentially leading to complete compromise of confidentiality, integrity, and availability. While not listed in CISA's KEV catalog, its high EPSS and FAUCET scores suggest significant exploitability. Currently, there is no public exploit code available (Metasploit, Nuclei, ExploitDB), and community discussion and media coverage are limited, with only one article from BleepingComputer mentioning it in the context of Adobe patches.

Impacted Technologies

VendorProductVersion(s)CPE
>= 11.0.0, <= 11.0.20CPE matchmatch criteria
cpe:2.3:a:adobe:acrobat:*:*:*:*:*:*:*:*
>= 17.011.00000, <= 17.011.30066CPE matchmatch criteria
cpe:2.3:a:adobe:acrobat:*:*:*:*:*:*:*:*
>= 15.006.30060, <= 15.006.30306CPE matchmatch criteria
cpe:2.3:a:adobe:acrobat_dc:*:*:*:*:classic:*:*:*
>= 15.007.20033, <= 17.009.20058CPE matchmatch criteria
cpe:2.3:a:adobe:acrobat_dc:*:*:*:*:continuous:*:*:*
>= 17.011.00000, <= 17.011.30066CPE matchmatch criteria
cpe:2.3:a:adobe:acrobat_reader:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

8.8HIGH

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
2.8
Impact Score
5.9
CvssVersion
3.0

Exploit Intelligence

EPSS Score
8.87%
Probability of exploitation in next 30 days
EPSS Percentile
94.7%
Percentile rank of EPSS score among Peer Group
As of 2026-07-28
Model: v2026.06.15
This CVE's current EPSS score of 0.0887 is in the 95th percentile among its peer group of 14,875 CVEs.

Social Chatter

No social media mentions found for this CVE.

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.2 Bluesky, 0.1 Mastodon, and 0.2 GitHub mentions.

Media Mentions

The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.1 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (1)

adobepatch availablevia nvd_reference
View patch

References

helpx.adobe.com / security/products/acrobat/apsb17-24.html
PatchVendor Advisory
securityfocus.com / bid/100181
Third Party AdvisoryVDB Entry
securitytracker.com / id/1039098
Third Party AdvisoryVDB Entry