Tendenci is an open source content management system built for non-profits, associations and cause-based sites. Versions 15.3.11 and below include a critical deserialization vulnerability in the Helpdesk module (which is not enabled by default). This vulnerability allows Remote Code Execution (RCE) by an authenticated user with staff security level due to using Python's pickle module in helpdesk /reports/. The original CVE-2020-14942 was incompletely patched. While ticket_list() was fixed to use safe JSON deserialization, the run_report() function still uses unsafe pickle.loads(). The impact is limited to the permissions of the user running the application, typically www-data, which generally lacks write (except for upload directories) and execute permissions. This issue has been fixed in version 15.3.12.
CVE-2026-23946
This medium-severity CVE scores 6.8 under NVD CVSS v3. EPSS exploit probability: 0.7%, top 49% of all CVEs by exploit prediction. GitHub Security Advisory data not yet ingested — confidence will rise once GHSA publishes (typical lag: hours to days for open-source ecosystem CVEs; never for infrastructure-only CVEs).
- Lower severity and no public exploit yet
No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.
- CVSS v3
- 6.8
- EG Score
- 6.8(medium)
- EG Risk
- 31(Track)EG Risk 31/100SSVC: Track
EG Risk is EchelonGraph's 0–100 priority score: it fuses intrinsic severity with real-world exploitation and automatability so you can rank equal-severity CVEs and fix the most dangerous first. Higher = act sooner. Distinct from the 0–10 EG Score (severity).
How it’s computedSeverity68% × 45%Exploitation1% × 40%Automatability0% × 15%Action: Routine — remediate on your standard cadence. - EPSS
- 50.6%
- KEV
- Not listed
Published
January 22, 2026
Last Modified
February 17, 2026
References (8)
- security-advisories@githubhttps://docs.python.org/3/library/pickle.html#restricting-globals
- security-advisories@githubhttps://github.com/advisories/GHSA-jqmc-fxxp-r589
- security-advisories@githubhttps://github.com/tendenci/tendenci/commit/23d9fd85ab7654e9c83cfc86cb4175c0bd7a77f1
- security-advisories@githubhttps://github.com/tendenci/tendenci/commit/2ff0a457614944a1b417081c543ea4c5bb95d636
- security-advisories@githubhttps://github.com/tendenci/tendenci/commit/63e1b84a5b163466d1d8d811d35e7021a7ca0d0e
- security-advisories@githubhttps://github.com/tendenci/tendenci/issues/867
- security-advisories@githubhttps://github.com/tendenci/tendenci/releases/tag/v15.3.12
- security-advisories@githubhttps://github.com/tendenci/tendenci/security/advisories/GHSA-339m-4qw5-j2g3
Affected Packages
(1 across 1 ecosystem)
PyPI(1)
| Package | Vulnerable range | Fixed in | Dependents |
|---|---|---|---|
| tendenci | 11.0 ... 7.5.2 (753 versions) | 15.3.12 | — |
Weakness Classification(2)
MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.
Data Freshness Timeline
(refreshed 13× in last 7d / 51× in last 30d)
Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.
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Related CVEs(same CWE)
Same CWE
10 shownCWE-502 · CWE-94
Frequently asked(5)
What is CVE-2026-23946?
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Dependency Blast Radius
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