No exploitation reportedFix available

CVE-2023-34203

Q: Is CVE-2023-34203 actively exploited?

Active exploitation of CVE-2023-34203 has not been confirmed. Its EPSS score was 1.1% on 2026-10-23, the estimated probability of exploitation in the next 30 days.

Q: What is the CVSS score for CVE-2023-34203?

CVE-2023-34203 has a CVSS v3 base score of 8.8 (HIGH severity), with vector string CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

No exploitation reported by the sources we read.

Published2023-06-23
Fixed in12.7 · 12.2.12 · 11.7.16
WeaknessCWE-74

Am I affected?

With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.

Description

In Progress OpenEdge OEM (OpenEdge Management) and OEE (OpenEdge Explorer) before 12.7, a remote user (who has any OEM or OEE role) could perform a URL injection attack to change identity or role membership, e.g., escalate to admin. This affects OpenEdge LTS before 11.7.16, 12.x before 12.2.12, and 12.3.x through 12.6.x before 12.7.

Timeline

dates in UTC

2023-06-2320:15CVE publishedNVD

Observed activity

isMalicious corpus · updated 2026-10-23 21:37 UTC

Indicators tagged with this CVE, per day0 indicators over 7 days

Block these indicators

Firewall list (EDL, text): https://api.ismalicious.com/edl/cve/CVE-2023-34203?format=txt
CSV export: https://api.ismalicious.com/edl/cve/CVE-2023-34203?format=csv
TAXII collection of exploited CVEs
The EDL and CSV take an API key on the Pro plan.

Versions per branch

NVD

Progress openedge

Branch	Affected	Fixed in	Source
12.x	≥ 12.3, < 12.7	12.7	NVD
12.x	≥ 12.0, < 12.2.12	12.2.12	NVD
11.7	< 11.7.16	11.7.16	NVD

Progress openedge explorer

Branch	Affected	Fixed in	Source
12.7	< 12.7	12.7	NVD

Progress openedge management

Branch	Affected	Fixed in	Source
12.7	< 12.7	12.7	NVD

as publishedRanges as NVD and OSV publish them; a distribution’s build can be fixed under an older number.

Fix

Update Progress openedge to 12.7 · 12.2.12 · 11.7.16

Detection

Nuclei template: none so far
Exploit-DB: no entry
Proof-of-concept repositories: none listed

Sources

CISA-ADPSSVC decisionnone2024-12-02
OpenCVESSVC decisionnone—
NVDCVSS 3.18.8read 2026-10-23
NVDweakness (CWE)CWE-74read 2026-10-23
FIRST EPSSEPSS score1.1 %2026-10-23

Technical details

CVSS v3 Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Published: 2023-06-23
Last Modified: 2026-06-17
NVD status: Modified

Frequently asked questions

What is CVE-2023-34203?

Is CVE-2023-34203 actively exploited?

Active exploitation of CVE-2023-34203 has not been confirmed. Its EPSS score was 1.1% on 2026-10-23, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2023-34203?

CVE-2023-34203 has a CVSS v3 base score of 8.8 (HIGH severity), with vector string CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

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