CVE-2018-16157: waimai Super Cms 20150505 has a logic flaw allowing attackers to modify a price, before form submission, by ob

This week

MEDIUM 5.3REMOTEDOWNGRADE

CVE-2018-16157 is a medium-severity flaw (CVSS 5.3) affecting waimai super cms. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

waimai Super Cms 20150505 has a logic flaw allowing attackers to modify a price, before form submission, by observing data in a packet capture. By setting the index.php?m=cart&a=save item_totals parameter to zero, the entire cart is sold for free.

Why this priority

Public exploit reference
Remotely exploitable, no login, no user action

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

Risk facts

CVSS score	5.3 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	0.7% (top 46%)
CISA exploited list	No
Published	2018-08-30
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: bijiadao

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

Am I affected?

Timeline

2018-08-30 13:29 UTCPublished CVE record published
2026-06-17 01:43 UTCUpdated Record last modified

bijiadao waimai super cms DOWNGRADE

Affected: 20150505

Fixed in: no fixed release known

Safe to downgrade to: a release before 20150505

1. Check installed version

apt-cache policy waimai-super-cms || rpm -q waimai-super-cms || waimai-super-cms --version

2. No fixed release: DOWNGRADE to a release before 20150505 (Debian / Ubuntu)

apt-cache madison waimai-super-cms sudo apt install waimai-super-cms=<VERSION_BEFORE_20150505> sudo apt-mark hold waimai-super-cms

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

dnf --showduplicates list waimai-super-cms sudo dnf downgrade waimai-super-cms-<VERSION_BEFORE_20150505> sudo dnf versionlock add waimai-super-cms

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-2018-16157?

waimai super cms: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2018-16157 being exploited?

CVE-2018-16157 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-2018-16157 affect?

CVE-2018-16157 affects waimai super cms. Severity is medium (CVSS 5.3). waimai Super Cms 20150505 has a logic flaw allowing attackers to modify a price, before form submission, by observing data in a packet capture. By setting the index.php?m=cart&a=save item_totals parameter to zero, the entire cart is sold fo

How urgent is CVE-2018-16157?

Priority 42/100. Public exploit reference; Remotely exploitable, no login, no user action

Software pages

PHP vulnerabilities

Related CVEs

CVE-2020-21506 MEDIUM 6.1 DOWNGRADE waimai Super Cms 20150505 contains a cross-site scripting (XSS) vulnerability in the component /admin.php?m=Co
CVE-2020-21505 MEDIUM 6.1 DOWNGRADE waimai Super Cms 20150505 contains a cross-site scripting (XSS) vulnerability in the component /admin.php/Link
CVE-2020-21504 MEDIUM 6.1 DOWNGRADE waimai Super Cms 20150505 contains a cross-site scripting (XSS) vulnerability in the component /admin.php?&m=P
CVE-2020-21503 HIGH 7.5 DOWNGRADE waimai Super Cms 20150505 has a logic flaw allowing attackers to modify a price, before form submission, by ob
CVE-2019-7585 CRITICAL 9.8 DOWNGRADE An issue was discovered in Waimai Super Cms 20150505

References

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