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CVE-2016-1260

16
FAUCET Score

CVE-2016-1260 describes a denial-of-service vulnerability in Juniper Junos OS on EX4300 series switches, affecting versions before 13.2X51-D36, 14.1X53-D25, and 15.2R1. This flaw allows remote attackers to trigger network loops and consume bandwidth through unspecified Spanning Tree Protocol (STP) traffic. With a CVSS score of 5.3 (Medium), it has a low attack complexity and requires no user interaction, but its impact is limited to availability. There is no evidence of active exploitation, public exploit code, or significant community discussion surrounding this vulnerability.

Impacted Technologies

VendorProductVersion(s)CPE
13.2x51CPE matchmatch criteria
cpe:2.3:o:juniper:junos:13.2x51:d15:*:*:*:*:*:*
13.2x51CPE matchmatch criteria
cpe:2.3:o:juniper:junos:13.2x51:d20:*:*:*:*:*:*
13.2x51CPE matchmatch criteria
cpe:2.3:o:juniper:junos:13.2x51:d21:*:*:*:*:*:*
13.2x51CPE matchmatch criteria
cpe:2.3:o:juniper:junos:13.2x51:d25:*:*:*:*:*:*
13.2x51CPE matchmatch criteria
cpe:2.3:o:juniper:junos:13.2x51:d26:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

5.3MEDIUM

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
LOW
Exploitability Score
3.9
Impact Score
1.4
CvssVersion
3.0

Exploit Intelligence

EPSS Score
1.74%
Probability of exploitation in next 30 days
EPSS Percentile
75.4%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0174 is in the 61st percentile among its peer group of 23,723 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, 0.1 Bluesky, 0.0 Mastodon, and 0.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

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

Remediation

Vendor Patches (1)

junipervendor investigatingvia nvd_reference
View patch

References

kb.juniper.net / InfoCenter/index
Vendor Advisory
securitytracker.com / id/1035106