How severe is CVE-2019-19736?

CVE-2019-19736 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.

Is CVE-2019-19736 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (45th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2019-19736?

CVE-2019-19736 affects Mfscripts Yetishare. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2019-19736?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2019-19736 published?

CVE-2019-19736 was published on 2019-12-30 and last updated on 2026-06-17.

CVE-2019-19736

CVE-2019-19736 is a medium-severity vulnerability in Mfscripts Yetishare with a CVSS 3.x base score of 6.1. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-732.

Key facts

Severity: Medium (CVSS 3.x base score 6.1)
CVSS v2: 4.3
EPSS exploit prediction: 1% (45th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-732
Affected product: Mfscripts Yetishare
Published: 2019-12-30
Last modified: 2026-06-17

Description

MFScripts YetiShare 3.5.2 through 4.5.3 does not set the HttpOnly flag on session cookies, allowing the cookie to be read by script, which can potentially be used by attackers to obtain the cookie via cross-site scripting.

Frequently asked questions

What is CVE-2019-19736?: MFScripts YetiShare 3.5.2 through 4.5.3 does not set the HttpOnly flag on session cookies, allowing the cookie to be read by script, which can potentially be used by attackers to obtain the cookie via cross-site scripting.
How severe is CVE-2019-19736?: CVE-2019-19736 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2019-19736 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (45th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2019-19736?: CVE-2019-19736 affects Mfscripts Yetishare. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2019-19736?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2019-19736 published?: CVE-2019-19736 was published on 2019-12-30 and last updated on 2026-06-17.

References

https://medium.com/%40jra8908/yetishare-3-5-2-4-5-3-multiple-vulnerabilities-2d01d0cd7459

Affected products (1)

cpe:2.3:a:mfscripts:yetishare:*:*:*:*:*:*:*:*

More vulnerabilities in Mfscripts Yetishare

CVE-2019-20062 — Critical (CVSS 9.8): MFScripts YetiShare v3.5.2 through v4.5.4 might allow an attacker to reset a password by using a leaked hash (the hash…
CVE-2019-19735 — Critical (CVSS 9.1): class.userpeer.php in MFScripts YetiShare 3.5.2 through 4.5.3 uses an insecure method of creating password reset hashes…
CVE-2019-20059 — High (CVSS 8.8): payment_manage.ajax.php and various *_manage.ajax.php in MFScripts YetiShare 3.5.2 through 4.5.4 directly insert values…
CVE-2019-19737 — High (CVSS 8.8): MFScripts YetiShare 3.5.2 through 4.5.3 does not set the SameSite flag on session cookies, allowing the cookie to be…
CVE-2019-19734 — High (CVSS 8.8): _account_move_file_in_folder.ajax.php in MFScripts YetiShare 3.5.2 directly inserts values from the fileIds parameter…
CVE-2019-20061 — High (CVSS 7.5): The user-introduction email in MFScripts YetiShare v3.5.2 through v4.5.4 may leak the (system-picked) password if this…

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