CVE-2023-35815: DevExpress before 23.1.3 has a data-source protection mechanism bypass during deserialization on XML data.

Q: How do I fix CVE-2023-35815?

devexpress: upgrade to 21.2.12. Exact commands for each OS are on this page.

Q: Is CVE-2023-35815 being exploited?

CVE-2023-35815 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2023-35815 affect?

CVE-2023-35815 affects devexpress. Severity is low (CVSS 3.5). DevExpress before 23.1.3 has a data-source protection mechanism bypass during deserialization on XML data.

Q: How urgent is CVE-2023-35815?

Priority 25/100. No elevated risk signals yet.

Routine

LOW 3.5UPGRADE

CVE-2023-35815 is a low-severity flaw (CVSS 3.5) affecting devexpress. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

DevExpress before 23.1.3 has a data-source protection mechanism bypass during deserialization on XML data.

Why this priority

No elevated risk signals yet

A fixed release or distro patch exists.

Risk facts

CVSS score	3.5 (Low)
Attack vector	Network (remote)
Attack complexity	High
Privileges needed	Low
User interaction	None
EPSS exploit chance	0.6% (top 51%)
CISA exploited list	No
Weakness	CWE-502
Published	2025-04-28
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: devexpress

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

Am I affected?

Timeline

2025-04-28 16:15 UTCPublished CVE record published
2026-06-17 06:05 UTCUpdated Record last modified

devexpress devexpress UPGRADE

Affected: < 21.2.12 · 22.1.8 · 22.2.4 · 22.2.5

Fixed in: 21.2.12

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy devexpress || rpm -q devexpress || devexpress --version

2. UPGRADE to 21.2.12 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade devexpress

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade devexpress

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

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-2023-35815?

devexpress: upgrade to 21.2.12. Exact commands for each OS are on this page.

Is CVE-2023-35815 being exploited?

CVE-2023-35815 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-2023-35815 affect?

CVE-2023-35815 affects devexpress. Severity is low (CVSS 3.5). DevExpress before 23.1.3 has a data-source protection mechanism bypass during deserialization on XML data.

How urgent is CVE-2023-35815?

Priority 25/100. No elevated risk signals yet.

Related CVEs

CVE-2023-35817 MEDIUM 5.0 UPGRADE DevExpress before 23.1.3 allows AsyncDownloader SSRF.
CVE-2023-35816 LOW 3.5 UPGRADE DevExpress before 23.1.3 allows arbitrary TypeConverter conversion.
CVE-2023-35814 LOW 3.5 UPGRADE DevExpress before 23.1.3 does not properly protect XtraReport serialized data in ASP.NET web forms.

References

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