CVE-2019-9957: Stored XSS within Quadbase EspressReport ES (ERES) v7.0 update 7 allows remote attackers to execute malicious

Routine

MEDIUM 5.4DOWNGRADE

CVE-2019-9957 is a medium-severity flaw (CVSS 5.4) affecting espressreport es. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Stored XSS within Quadbase EspressReport ES (ERES) v7.0 update 7 allows remote attackers to execute malicious JavaScript and inject arbitrary source code into the target pages. The XSS payload is stored by creating a new user account, and setting the username to an XSS payload. The stored payload can then be triggered by accessing the "Set Security Levels" or "View User/Group Relationships" page. If the attacker does not currently have permission

Why this priority

Public exploit reference

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

Risk facts

CVSS score	5.4 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	Low
User interaction	Required
EPSS exploit chance	0.8% (top 43%)
CISA exploited list	No
Weakness	CWE-79
Published	2019-06-24
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: quadbase

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

Am I affected?

Timeline

2019-06-24 19:15 UTCPublished CVE record published
2026-06-17 02:44 UTCUpdated Record last modified

quadbase espressreport es DOWNGRADE

Affected: 7.0 update_7

Fixed in: no fixed release known

Safe to downgrade to: a release before 7.0

1. Check installed version

apt-cache policy espressreport-es || rpm -q espressreport-es || espressreport-es --version

2. No fixed release: DOWNGRADE to a release before 7.0 (Debian / Ubuntu)

apt-cache madison espressreport-es sudo apt install espressreport-es=<VERSION_BEFORE_7.0> sudo apt-mark hold espressreport-es

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

dnf --showduplicates list espressreport-es sudo dnf downgrade espressreport-es-<VERSION_BEFORE_7.0> sudo dnf versionlock add espressreport-es

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-2019-9957?

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

Is CVE-2019-9957 being exploited?

CVE-2019-9957 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-2019-9957 affect?

CVE-2019-9957 affects espressreport es. Severity is medium (CVSS 5.4). Stored XSS within Quadbase EspressReport ES (ERES) v7.0 update 7 allows remote attackers to execute malicious JavaScript and inject arbitrary source code into the target pages. The XSS payload is stored by creating a new user account, and s

How urgent is CVE-2019-9957?

Priority 38/100. Public exploit reference

References

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