How severe is CVE-2023-26526?

CVE-2023-26526 has a CVSS 3.x base score of 7.7, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2023-26526 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (56th percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2023-26526?

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.

Does CVE-2023-26526 have an EU (EUVD) identifier?

Yes. CVE-2023-26526 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2023-30323.

When was CVE-2023-26526 published?

CVE-2023-26526 was published on 2024-05-17 and last updated on 2026-06-17.

CVE-2023-26526

CVE-2023-26526 is a high-severity vulnerability with a CVSS 3.x base score of 7.7. 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-22.

Key facts

Severity: High (CVSS 3.x base score 7.7)
EPSS exploit prediction: 1% (56th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2023-30323
Weakness: CWE-22
Published: 2024-05-17
Last modified: 2026-06-17

Description

Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') vulnerability in Nota-Info Bookly allows Path Traversal, Manipulating Web Input to File System Calls.This issue affects Bookly: from n/a through 21.7.1.

Frequently asked questions

What is CVE-2023-26526?: Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') vulnerability in Nota-Info Bookly allows Path Traversal, Manipulating Web Input to File System Calls.This issue affects Bookly: from n/a through 21.7.1.
How severe is CVE-2023-26526?: CVE-2023-26526 has a CVSS 3.x base score of 7.7, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2023-26526 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (56th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2023-26526?: 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.
Does CVE-2023-26526 have an EU (EUVD) identifier?: Yes. CVE-2023-26526 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2023-30323.
When was CVE-2023-26526 published?: CVE-2023-26526 was published on 2024-05-17 and last updated on 2026-06-17.

References

https://patchstack.com/database/vulnerability/bookly-responsive-appointment-booking-tool/wordpress-bookly-plugin-21-7-1-authenticated-arbitrary-file-deletion-vulnerability?_s_id=cve

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