CVE-2018-15582

Severity: medium (CVSS 6.1 v3.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.1% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2019-04-26 · updated 2026-06-17
Weakness: CWE-79

Description

Cross-Site Scripting (XSS) vulnerability in adm/sms_admin/num_book_write.php and adm/sms_admin/num_book_update.php in gnuboard5 before 5.3.1.6 allows remote attackers to inject arbitrary web script or HTML.

Affected products

gnuboard5: before 5.3.1.6 — fixed in 5.3.1.6

How to fix

Upgrade to a fixed version: gnuboard5 5.3.1.6. Check the vendor advisory for mitigations.

References

https://github.com/gnuboard/gnuboard5/commit/b1fc952c7600b825c4b02e2789ddafdea18c8d13#diff-72e9a967d5cebb96734e6f6984091e66
https://github.com/gnuboard/gnuboard5/commit/b1fc952c7600b825c4b02e2789ddafdea18c8d13#diff-737f14a5f5bdad53c5ce9b3ec628bf6d
https://github.com/gnuboard/gnuboard5/commit/b1fc952c7600b825c4b02e2789ddafdea18c8d13#diff-72e9a967d5cebb96734e6f6984091e66
https://github.com/gnuboard/gnuboard5/commit/b1fc952c7600b825c4b02e2789ddafdea18c8d13#diff-737f14a5f5bdad53c5ce9b3ec628bf6d

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