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CVE-2019-10686

30
FAUCET Score

CVE-2019-10686 is a critical Server-Side Request Forgery (SSRF) vulnerability affecting Ctrip Apollo versions up to 1.4.0-SNAPSHOT. This flaw allows an unauthenticated attacker to perform intranet port scanning or arbitrary GET requests by manipulating the /system-info/health API due to mishandling of the '%23' substring. With a CVSS score of 10.0, it presents a severe risk with high impact on confidentiality, integrity, and availability, requiring no user interaction or privileges. Despite its critical severity, there is no evidence of active exploitation, publicly available exploit code, or significant community discussion surrounding this vulnerability.

Impacted Technologies

VendorProductVersion(s)CPE
<= 1.3.0CPE matchmatch criteria
cpe:2.3:a:ctrip:apollo:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

10.0CRITICAL

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
CHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
3.9
Impact Score
6.0
CvssVersion
3.0

Exploit Intelligence

EPSS Score
1.56%
Probability of exploitation in next 30 days
EPSS Percentile
72.6%
Percentile rank of EPSS score among Peer Group
As of 2026-07-25
Model: v2026.06.15
This CVE's current EPSS score of 0.0156 is in the 60th percentile among its peer group of 36,829 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.3 Bluesky, 0.3 Mastodon, and 2.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

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

Remediation

Vendor Advisories (1)

mavenGHSA-fvx3-g627-phm2critical

Server-Side Request Forgery (SSRF) in com.ctrip.framework.apollo:apollo

Apr 18, 2019

References

github.com / ctripcorp/apollo/issues/2103
Third Party Advisory