No exploitation reportedFix available

CVE-2019-17392

Q: Is CVE-2019-17392 actively exploited?

Active exploitation of CVE-2019-17392 has not been confirmed. Its EPSS score was 1.1% on 2026-10-22, the estimated probability of exploitation in the next 30 days.

Q: What is the CVSS score for CVE-2019-17392?

CVE-2019-17392 has a CVSS v3 base score of 9.8 (CRITICAL severity), with vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

No exploitation reported by the sources we read.

Published2019-11-26
Fixed in10.1.6542 · 10.0.6431 · 9.2.6276 · 9.1.6185
WeaknessCWE-640

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

Progress Sitefinity 12.1 has a Weak Password Recovery Mechanism for a Forgotten Password because the HTTP Host header is mishandled.

Timeline

dates in UTC

2019-11-2618:15CVE publishedNVD

Observed activity

isMalicious corpus · updated 2026-10-23 18:48 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-2019-17392?format=txt
CSV export: https://api.ismalicious.com/edl/cve/CVE-2019-17392?format=csv
TAXII collection of exploited CVEs
The EDL and CSV take an API key on the Pro plan.

Versions per branch

NVD

Progress sitefinity

Branch	Affected	Fixed in	Source
10.1	≥ 10.1, < 10.1.6542	10.1.6542	NVD
10.0	≥ 10.0, < 10.0.6431	10.0.6431	NVD
9.2	≥ 9.2, < 9.2.6276	9.2.6276	NVD
9.1	≥ 9.1, < 9.1.6185	9.1.6185	NVD
10.2	≥ 10.2, ≤ 10.2.6651	no fix published	NVD
11.0	≥ 11.0, ≤ 11.0.6739	no fix published	NVD
11.1	≥ 11.1, ≤ 11.1.6828	no fix published	NVD
11.2	≥ 11.2, ≤ 11.2.6934	no fix published	NVD
12.0	≥ 12.0, ≤ 12.0.7032	no fix published	NVD
12.1	≥ 12.1, ≤ 12.1.7128	no fix published	NVD

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

Fix

Update Progress sitefinity to 10.1.6542 · 10.0.6431 · 9.2.6276 · 9.1.6185

Advisories and patches

knowledgebase.progress.comVendor Advisory

Detection

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

Sources

NVDCVSS 3.19.8read 2026-10-23
NVDCVSS 2.07.5read 2026-10-23
NVDweakness (CWE)CWE-640read 2026-10-23
FIRST EPSSEPSS score1.1 %2026-10-22

Technical details

CVSS v3 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Published: 2019-11-26
Last Modified: 2026-06-17
NVD status: Modified

Frequently asked questions

What is CVE-2019-17392?

Progress Sitefinity 12.1 has a Weak Password Recovery Mechanism for a Forgotten Password because the HTTP Host header is mishandled.

Is CVE-2019-17392 actively exploited?

Active exploitation of CVE-2019-17392 has not been confirmed. Its EPSS score was 1.1% on 2026-10-22, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2019-17392?

CVE-2019-17392 has a CVSS v3 base score of 9.8 (CRITICAL severity), with vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

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