CVE-2026-124636 json
kevquirk PureBlog Page Editor content.php save_page path traversal
published 2d ago modified 2d ago also EUVD-2026-120065
- cvss
- 3.8
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.5%
- EPSS 0.5% chance of exploitation in 30 days, percentile 40%
- public exploits
- 0
- none known
Summary
A security flaw has been discovered in kevquirk PureBlog up to 3.7.2. The affected element is the function save_page of the file includes/lib/content.php of the component Page Editor. Performing a manipulation of the argument page slug results in path traversal. Remote exploitation of the attack is possible. Upgrading to version 3.7.3 is sufficient to fix this issue. The patch is named 71f5b0de2ecb2bb2934048ed40e1155c107484e3. The affected component should be upgraded. The vendor was contacted early, responded in a very professional manner and quickly released a fixed version of the affected product.
Patch / fix
- kevquirk PureBlog 3.7.3
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Check with FencerCISA SSVC
- Exploitation
- none
- Automatable
- no
- Technical impact
- partial
- Assessed
- 2d ago
Exploit prediction
0.47% chance of exploitation in the next 30 days, higher than 40% of all scored CVEs (FIRST EPSS, 2026-11-11).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 4.0 | 5.1 | CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:N/VI:L/VA:L/SC:N/SI:N/SA:N/E:X |
| CNA | 3.1 | 3.8 | CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:L/A:L/E:X/RL:O/RC:C |
| CNA | 3.0 | 3.8 | CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:L/A:L/E:X/RL:O/RC:C |
| CNA | 2.0 | 4.7 | AV:N/AC:L/Au:M/C:N/I:P/A:P/E:ND/RL:OF/RC:C |
| CNA | 4.0 | 5.1 | CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:N/VI:L/VA:L/SC:N/SI:N/SA:N/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 |
| NVD | 3.1 | 3.8 | CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:L/A:L |
| CNA | 2.0 | 4.7 | AV:N/AC:L/Au:M/C:N/I:P/A:P |
Affected products
- kevquirk PureBlog
Classification
- Weakness
-
- CWE-22 Improper Limitation of a Pathname to a Restricted Directory
References
-
github.com
/kevquirk/pureblog/commit/71f5b0de2ecb2bb2934048ed40e1155c107484e3
patch
-
github.com
/kevquirk/pureblog/releases/tag/v3.7.3
patch
-
vuldb.com
/vuln/433066
vdb-entry, technical-description
-
vuldb.com
/vuln/433066/cti
signature, permissions-required
-
vuldb.com
/cve/CVE-2026-124636
third-party-advisory
-
vuldb.com
/submit/1040559
third-party-advisory
-
github.com
/kevquirk/pureblog/issues/87
issue-tracking
-
github.com
/kevquirk/pureblog/
product
Sources
- CVE List CVE-2026-124636
- NVD CVE-2026-124636
Fencer Intel 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.