How severe is CVE-2025-9100?

CVE-2025-9100 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity low, and availability none.

Is CVE-2025-9100 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (43rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-9100?

CVE-2025-9100 affects Zhenfeng13 My-blog. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2025-9100?

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

Does CVE-2025-9100 have an EU (EUVD) identifier?

Yes. CVE-2025-9100 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-25111.

When was CVE-2025-9100 published?

CVE-2025-9100 was published on 2025-08-18 and last updated on 2026-06-17.

CVE-2025-9100

CVE-2025-9100 is a medium-severity vulnerability in Zhenfeng13 My-blog with a CVSS 3.x base score of 5.3. 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-287.

Key facts

Severity: Medium (CVSS 3.x base score 5.3)
CVSS v2: 5.0
CVSS v4: 5.5
EPSS exploit prediction: 1% (43rd percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-25111
Weakness: CWE-287
Affected product: Zhenfeng13 My-blog
Published: 2025-08-18
Last modified: 2026-06-17

Description

A security flaw has been discovered in zhenfeng13 My-Blog 1.0.0. This vulnerability affects unknown code of the file /blog/comment of the component Frontend Blog Article Comment Handler. The manipulation leads to authentication bypass by capture-replay. The attack can be initiated remotely. The exploit has been disclosed to the public and may be used.

Frequently asked questions

What is CVE-2025-9100?: A security flaw has been discovered in zhenfeng13 My-Blog 1.0.0. This vulnerability affects unknown code of the file /blog/comment of the component Frontend Blog Article Comment Handler. The manipulation leads to authentication bypass by capture-replay. The attack can be initiated remotely. The exploit has been disclosed to the public and may be used.
How severe is CVE-2025-9100?: CVE-2025-9100 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity low, and availability none.
Is CVE-2025-9100 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (43rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-9100?: CVE-2025-9100 affects Zhenfeng13 My-blog. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2025-9100?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2025-9100 have an EU (EUVD) identifier?: Yes. CVE-2025-9100 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-25111.
When was CVE-2025-9100 published?: CVE-2025-9100 was published on 2025-08-18 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:zhenfeng13:my-blog:1.0:*:*:*:*:*:*:*

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Other CWE-287 (Improper Authentication) vulnerabilities

CVE-2026-45480 — Critical (CVSS 10.0): Improper authentication in Azure Active Directory allows an unauthorized attacker to elevate privileges over a network.
CVE-2026-46389 — Critical (CVSS 10.0): UDS Identity Config builds the Keycloak configuration image (realm, plugins, theme, truststore, JARs) consumed by UDS…
CVE-2026-10611 — Critical (CVSS 10.0): An authentication bypass vulnerability exists in MISP when LDAP mixed authentication is enabled with OTP enforcement.…
CVE-2026-47280 — Critical (CVSS 10.0): Improper authentication in Azure Resource Manager (ARM) allows an unauthorized attacker to elevate privileges over a…
CVE-2026-42822 — Critical (CVSS 10.0): Improper authentication in Azure Local Disconnected Operations allows an unauthorized attacker to elevate privileges…
CVE-2026-20182 — Critical (CVSS 10.0): May 2026: This security advisory provides the details and fix information for a vulnerability that was discovered and…

Browse all CWE-287 (Improper Authentication) vulnerabilities →