CVE-2019-5032: An exploitable out-of-bounds read vulnerability exists in the LabelSst record parser of Aspose Aspose.Cells 19

This month

HIGH 8.8DOWNGRADE

CVE-2019-5032 is a high-severity flaw (CVSS 8.8) affecting aspose.cells. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

An exploitable out-of-bounds read vulnerability exists in the LabelSst record parser of Aspose Aspose.Cells 19.1.0 library. A specially crafted XLS file can cause an out-of-bounds read, resulting in remote code execution. An attacker needs to provide a malformed file to the victim to trigger the vulnerability.

Why this priority

High severity

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

Risk facts

CVSS score	8.8 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	Required
EPSS exploit chance	3.1% (top 12%)
CISA exploited list	No
Weakness	CWE-125
Published	2019-08-21
Last modified	2026-06-17

Publisher (CNA): Talos · Vendor: aspose

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

Am I affected?

Timeline

2019-08-21 18:15 UTCPublished CVE record published
2026-06-17 02:37 UTCUpdated Record last modified

aspose aspose.cells DOWNGRADE

Affected: 19.1.0

Fixed in: no fixed release known

Safe to downgrade to: a release before 19.1.0

1. Check installed version

apt-cache policy aspose.cells || rpm -q aspose.cells || aspose.cells --version

2. No fixed release: DOWNGRADE to a release before 19.1.0 (Debian / Ubuntu)

apt-cache madison aspose.cells sudo apt install aspose.cells=<VERSION_BEFORE_19.1.0> sudo apt-mark hold aspose.cells

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

dnf --showduplicates list aspose.cells sudo dnf downgrade aspose.cells-<VERSION_BEFORE_19.1.0> sudo dnf versionlock add aspose.cells

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-2019-5032?

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

Is CVE-2019-5032 being exploited?

CVE-2019-5032 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-2019-5032 affect?

CVE-2019-5032 affects aspose.cells. Severity is high (CVSS 8.8). An exploitable out-of-bounds read vulnerability exists in the LabelSst record parser of Aspose Aspose.Cells 19.1.0 library. A specially crafted XLS file can cause an out-of-bounds read, resulting in remote code execution. An attacker needs

How urgent is CVE-2019-5032?

Priority 53/100. High severity

Related CVEs

CVE-2019-5033 HIGH 8.8 DOWNGRADE An exploitable out-of-bounds read vulnerability exists in the Number record parser of Aspose Aspose.Cells 19.1

References

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