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-2025-8746

21
FAUCET Score

CVE-2025-8746 is a memory corruption vulnerability in the __strstr_sse2 function of GNU libopts, affecting products that utilize this external library and are no longer supported by their maintainers. This vulnerability has a CVSS score of 5.5 (Medium), requiring local access for exploitation and potentially leading to a high impact on availability. While the exploit has been publicly disclosed, there is no evidence of active exploitation, nor are there Metasploit, Nuclei, or ExploitDB modules available. Despite its low EPSS score, the vulnerability has garnered some community discussion, including a recent patch for openSUSE Leap 16.0.

Impacted Technologies

VendorProductVersion(s)CPE
<= 27.6CPE matchmatch criteria
cpe:2.3:a:gnu:libopts:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 4.0

1.9LOW

CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Attack Vector
LOCAL
Attack Complexity
LOW
Attack Requirements
NONE
Privileges Required
LOW
User Interaction
NONE
VS Confidentiality
NONE
VS Integrity
NONE
VS Availability
LOW
SS Confidentiality
NONE
SS Integrity
NONE
SS Availability
NONE
Exploit Maturity
PROOF_OF_CONCEPT
CvssVersion
4.0

Exploit Intelligence

EPSS Score
0.21%
Probability of exploitation in next 30 days
EPSS Percentile
11.6%
Percentile rank of EPSS score among Peer Group
As of 2026-07-26
Model: v2026.06.15
This CVE's current EPSS score of 0.0021 is in the 54th percentile among its peer group of 15,938 CVEs.

Social Chatter

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

Vendor Patches (5)

github_advisoryvendor investigatingvia nvd_reference
View patch
redhatvendor investigatingvia redhat_api
Product: Red Hat Enterprise Linux 10Fixed in: sharutils
redhatvendor investigatingvia redhat_api
Product: Red Hat Enterprise Linux 7Fixed in: sharutils
redhatvendor investigatingvia redhat_api
Product: Red Hat Enterprise Linux 8Fixed in: sharutils
redhatvendor investigatingvia redhat_api
Product: Red Hat Enterprise Linux 9Fixed in: sharutils

Vendor Advisories (1)

redhatCVE-2025-8746Low

libopts: Libopts Memory Corruption Vulnerability

Aug 9, 2025

References

drive.google.com / file/d/1yjKOHxvL_9xExy4QUb5x43dxci1x59ts/view
Exploit
github.com / appneta/tcpreplay/issues/957
ExploitIssue TrackingVendor Advisory
github.com / appneta/tcpreplay/issues/957
ExploitIssue TrackingVendor Advisory
vuldb.com
Permissions RequiredVDB Entry
vuldb.com
Third Party AdvisoryVDB Entry
vuldb.com
ExploitThird Party AdvisoryVDB Entry
gnu.org
Product