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-2021-35656

24
FAUCET Score

CVE-2021-35656 is a high-severity vulnerability affecting Oracle Outside In Technology, specifically version 8.5.5 of its Filters component. This easily exploitable flaw allows unauthenticated attackers with network access via HTTP to cause a complete denial of service (frequent crashes or hangs) in the affected software. While there is no known active exploitation, public exploit code, or significant community discussion, the CVSS 3.1 Base Score of 7.5 highlights its potential for significant availability impacts. The actual risk depends on how software utilizing Outside In Technology handles network-received data.

Impacted Technologies

VendorProductVersion(s)CPE
8.5.5CPE matchmatch criteria
cpe:2.3:a:oracle:outside_in_technology:8.5.5:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

7.5HIGH

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
Exploitability Score
3.9
Impact Score
3.6
CvssVersion
3.1

Exploit Intelligence

EPSS Score
1.42%
Probability of exploitation in next 30 days
EPSS Percentile
70.0%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0142 is in the 51st percentile among its peer group of 51,551 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 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)

oraclepatch availablevia nvd_reference
View patch

References

oracle.com / security-alerts/cpuoct2021.html
PatchVendor Advisory