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CVE-2015-8748

16
FAUCET Score

CVE-2015-8748 describes a vulnerability in Radicale versions prior to 1.1, where authenticated attackers can bypass owner_write and owner_only restrictions by using regex metacharacters in their username. This medium-severity vulnerability (CVSS 5.3) has a low attack complexity and can lead to unauthorized data modification (integrity impact). There is no evidence of active exploitation, publicly available exploit code, or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
<= 1.0.1CPE matchmatch criteria
cpe:2.3:a:radicale:radicale:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

5.3MEDIUM

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
LOW
Availability Impact
NONE
Exploitability Score
3.9
Impact Score
1.4
CvssVersion
3.0

Exploit Intelligence

EPSS Score
2.22%
Probability of exploitation in next 30 days
EPSS Percentile
80.8%
Percentile rank of EPSS score among Peer Group
As of 2026-07-24
Model: v2026.06.15
This CVE's current EPSS score of 0.0222 is in the 70th percentile among its peer group of 23,690 CVEs.

Social Chatter

No social media mentions found for this CVE.

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (2)

github_advisorypatch availablevia nvd_reference
View patch
pippatch availablevia ghsa
Product: RadicaleFixed in: 1.1

Vendor Advisories (1)

pipGHSA-6w8c-6jrg-qwj2medium

Radicale regex metacharacters injection in the user name

May 17, 2022

References

lists.fedoraproject.org / pipermail/package-announce/2016-January/175738.html
lists.fedoraproject.org / pipermail/package-announce/2016-January/175776.html
github.com / Kozea/Radicale/pull/341
PatchVendor Advisory
github.com / Unrud/Radicale/commit/4bfe7c9f7991d534c8b9fbe153af9d341f925f98
debian.org / security/2016/dsa-3462
openwall.com / lists/oss-security/2016/01/05/7
openwall.com / lists/oss-security/2016/01/06/4
securityfocus.com / bid/80255