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CVE-2023-26445

Frontend themes are defined by user-controllable jslob settings and could point to a malicious resource which gets processed during login.…

Medium5.4EPSS 0.66%
Published
Updated
Reserved
Assigned by
OX

Description

Frontend themes are defined by user-controllable jslob settings and could point to a malicious resource which gets processed during login. Malicious script code can be executed within the victims context. This can lead to session hijacking or triggering unwanted actions via the web interface and API. To exploit this an attacker would require temporary access to the users account or lure a user to a compromised account. We now sanitize the theme value and use a default fallback if no theme matches. No publicly available exploits are known.

Scores

CVSS scores of CVE-2023-26445, by who scored it
Scored byCVSSScoreVector
OXCNA (assigner)3.1Medium5.4CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:N/A:L
NVDNVD · Modified3.1Medium5.4CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
EPSS (exploitation in 30 days)
0.66% · top 48% of all CVEs (6 Nov 2026)
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The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 5.4.

Weakness

Affected products

References (4)

Sources

The same CVE in the primary databases and aggregators, to check against.

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Record last updated .