How severe is CVE-2023-4455?

CVE-2023-4455 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is none, integrity high, and availability none.

Is CVE-2023-4455 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (19th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-4455?

CVE-2023-4455 affects Wallabag. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-4455?

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

When was CVE-2023-4455 published?

CVE-2023-4455 was published on 2023-08-21 and last updated on 2026-06-17.

CVE-2023-4455

CVE-2023-4455 is a medium-severity vulnerability in Wallabag with a CVSS 3.x base score of 6.5. 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: Medium (CVSS 3.x base score 6.5)
EPSS exploit prediction: 0% (19th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-352
Affected product: Wallabag
Published: 2023-08-21
Last modified: 2026-06-17

Description

Cross-Site Request Forgery (CSRF) in GitHub repository wallabag/wallabag prior to 2.6.3.

Frequently asked questions

What is CVE-2023-4455?: Cross-Site Request Forgery (CSRF) in GitHub repository wallabag/wallabag prior to 2.6.3.
How severe is CVE-2023-4455?: CVE-2023-4455 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is none, integrity high, and availability none.
Is CVE-2023-4455 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (19th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-4455?: CVE-2023-4455 affects Wallabag. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-4455?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2023-4455 published?: CVE-2023-4455 was published on 2023-08-21 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:wallabag:wallabag:*:*:*:*:*:*:*:*

More vulnerabilities in Wallabag

CVE-2023-0737 — Medium (CVSS 6.5): wallabag version 2.5.2 contains a Cross-Site Request Forgery (CSRF) vulnerability that allows attackers to arbitrarily…
CVE-2023-0735 — Medium (CVSS 6.5): Cross-Site Request Forgery (CSRF) in GitHub repository wallabag/wallabag prior to 2.5.4.
CVE-2023-4454 — Medium (CVSS 5.7): Cross-Site Request Forgery (CSRF) in GitHub repository wallabag/wallabag prior to 2.6.3.
CVE-2023-0736 — Medium (CVSS 5.4): Cross-site Scripting (XSS) - Stored in GitHub repository wallabag/wallabag prior to 2.5.4.
CVE-2023-0734 — Medium (CVSS 5.3): Improper Authorization in GitHub repository wallabag/wallabag prior to 2.5.4.
CVE-2023-0610 — Medium (CVSS 4.3): Improper Authorization in GitHub repository wallabag/wallabag prior to 2.5.3.

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