CVE-2018-11553: SGIN.CN xiangyun platform V9.4.10 has XSS via the login_url parameter to /login.php.

Routine

MEDIUM 6.1DOWNGRADE

CVE-2018-11553 is a medium-severity flaw (CVSS 6.1) affecting xiangyun platform. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

SGIN.CN xiangyun platform V9.4.10 has XSS via the login_url parameter to /login.php.

Why this priority

Public exploit reference

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	6.1 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	Required
EPSS exploit chance	0.7% (top 48%)
CISA exploited list	No
Weakness	CWE-79
Published	2018-06-06
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: sgin

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2018-06-06 03:29 UTCPublished CVE record published
2026-06-17 01:36 UTCUpdated Record last modified

sgin xiangyun platform DOWNGRADE

Affected: 9.4.10

Fixed in: no fixed release known

Safe to downgrade to: a release before 9.4.10

1. Check installed version

apt-cache policy xiangyun-platform || rpm -q xiangyun-platform || xiangyun-platform --version

2. No fixed release: DOWNGRADE to a release before 9.4.10 (Debian / Ubuntu)

apt-cache madison xiangyun-platform sudo apt install xiangyun-platform=<VERSION_BEFORE_9.4.10> sudo apt-mark hold xiangyun-platform

2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list xiangyun-platform sudo dnf downgrade xiangyun-platform-<VERSION_BEFORE_9.4.10> sudo dnf versionlock add xiangyun-platform

Downgrade risk

Downgrading can break dependent software and may reopen older bugs. Read the distro advisory first and test on a non-production host.

After downgrade

Restart the service, and keep the package held until a fixed release ships.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2018-11553?

xiangyun platform: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2018-11553 being exploited?

CVE-2018-11553 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2018-11553 affect?

CVE-2018-11553 affects xiangyun platform. Severity is medium (CVSS 6.1). SGIN.CN xiangyun platform V9.4.10 has XSS via the login_url parameter to /login.php.

How urgent is CVE-2018-11553?

Priority 39/100. Public exploit reference

Software pages

PHP vulnerabilities

References

← Back to latest CVEs