How severe is CVE-2019-13949?

CVE-2019-13949 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2019-13949 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (48th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2019-13949?

CVE-2019-13949 affects Syguestbook A5 Project Syguestbook A5. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2019-13949?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2019-13949 published?

CVE-2019-13949 was published on 2019-07-18 and last updated on 2026-06-17.

CVE-2019-13949

CVE-2019-13949 is a high-severity vulnerability in Syguestbook A5 Project Syguestbook A5 with a CVSS 3.x base score of 8.8. 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-352.

Key facts

Severity: High (CVSS 3.x base score 8.8)
CVSS v2: 6.8
EPSS exploit prediction: 1% (48th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-352
Affected product: Syguestbook A5 Project Syguestbook A5
Published: 2019-07-18
Last modified: 2026-06-17

Description

SyGuestBook A5 Version 1.2 has no CSRF protection mechanism, as demonstrated by CSRF for an index.php?c=Administrator&a=update admin password change.

Frequently asked questions

What is CVE-2019-13949?: SyGuestBook A5 Version 1.2 has no CSRF protection mechanism, as demonstrated by CSRF for an index.php?c=Administrator&a=update admin password change.
How severe is CVE-2019-13949?: CVE-2019-13949 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2019-13949 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (48th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2019-13949?: CVE-2019-13949 affects Syguestbook A5 Project Syguestbook A5. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2019-13949?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2019-13949 published?: CVE-2019-13949 was published on 2019-07-18 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:syguestbook_a5_project:syguestbook_a5:1.2:*:*:*:*:*:*:*

More vulnerabilities in Syguestbook A5 Project Syguestbook A5

CVE-2019-13950 — Medium (CVSS 5.4): index.php?c=admin&a=index in SyGuestBook A5 Version 1.2 has stored XSS via a reply to a comment.
CVE-2019-13948 — Medium (CVSS 5.4): SyGuestBook A5 Version 1.2 allows stored XSS because the isValidData function in include/functions.php does not…

All CVEs affecting Syguestbook A5 Project Syguestbook A5 →

Other CWE-352 (Cross-Site Request Forgery (CSRF)) vulnerabilities

CVE-2025-32642 — Critical (CVSS 10.0): Cross-Site Request Forgery (CSRF) vulnerability in appsbd Vite Coupon vite-coupon allows Remote Code Inclusion.This…
CVE-2025-23922 — Critical (CVSS 10.0): Cross-Site Request Forgery (CSRF) vulnerability in Harsh iSpring Embedder embed-ispring allows Upload a Web Shell to a…
CVE-2017-5145 — Critical (CVSS 10.0): An issue was discovered in Carlo Gavazzi VMU-C EM prior to firmware Version A11_U05, and VMU-C PV prior to firmware…
CVE-2019-25729 — Critical (CVSS 9.8): PDF Signer 3.0 contains a server-side template injection vulnerability that allows unauthenticated attackers to execute…
CVE-2025-48340 — Critical (CVSS 9.8): Cross-Site Request Forgery (CSRF) vulnerability in Danny Vink User Profile Meta Manager user-profile-meta allows…
CVE-2025-2907 — Critical (CVSS 9.8): The Order Delivery Date WordPress plugin before 12.3.1 does not have authorization and CSRF checks when importing…

Browse all CWE-352 (Cross-Site Request Forgery (CSRF)) vulnerabilities →