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Fencer Vulns
low 2.4

CVE-2023-4624 json

Server-Side Request Forgery (SSRF) in bookstackapp/bookstack

published 2023-08-30 3 y ago modified 2026-06-17 4 mo ago also EUVD-2023-54477

cvss
2.4
version 3.0, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.6%
EPSS 0.6% chance of exploitation in 30 days, percentile 50%
public exploits
0
none known

Summary

Server-Side Request Forgery (SSRF) in GitHub repository bookstackapp/bookstack prior to v23.08.

Patch / fix

  • bookstackapp bookstackapp/bookstack v23.08

CISA SSVC

Exploitation
Proof of concept is public
Automatable
no
Technical impact
partial
Assessed
2 y ago

Exploit prediction

0.63% chance of exploitation in the next 30 days, higher than 50% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • huntr.dev https://huntr.dev/bounties/9ce5cef6-e546-44e7-addf-a2726fa4e60c referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
CNA 3.0 2.4 CVSS:3.0/AV:N/AC:L/PR:H/UI:R/S:U/C:L/I:N/A:N
NVD 3.1 2.4 CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:L/I:N/A:N

Affected products

  • bookstackapp bookstackapp/bookstack

Classification

Weakness
  • CWE-918 Server-Side Request Forgery

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.