CVE-2022-50955

WordPress Plugin Curtain 1.0.2 contains a cross-site request forgery vulnerability that allows attackers to activate or deactivate site maintenance mode by crafting malicious requests. Attackers can trick authenticated administrators into submitting forged requests to the options-general.php page with curtain parameters to toggle maintenance mode without valid nonce validation.

CVSS v4.0

5.3 MEDIUMCVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:N/SC:L/SI:L/SA:L/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

CVSS v3.1

4.3 MEDIUMCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N

EPSS

0.13% chance of exploitation in the next 30 days, 3th percentile

Published

2026-05-10

Updated

2026-05-11

Proof-of-concept exploits (1)

• https://www.exploit-db.com/exploits/50842

References

• CVE Record
• NVD entry

Related

• CVE-2022-50954
• CVE-2022-50956
• CVE-2022-50953
• CVE-2022-50957
• CVE-2022-50952
• CVE-2022-50958