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CVE-2025-13837
Out-of-memory when loading Plist
Low2.1EPSS 0.24%
- Published
- Updated
- Reserved
- Assigned by
- PSF
Description
When loading a plist file, the plistlib module reads data in size specified by the file itself, meaning a malicious file can cause OOM and DoS issues
Timeline
ID reserved
By PSF
Published
- 3 months later
· 3 months later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| PSFCNA (assigner) | 4.0 | Low2.1 | CVSS:4.0/AV:L/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:L/SA:N |
| NVDNVD · Modified | 4.0 | Low2.1 | CVSS:4.0/AV:L/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:L/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 |
- EPSS (exploitation in 30 days)
- 0.24% · top 85% of all CVEs (7 Nov 2026)
- CISA SSVC
- Exploitation: none · Automatable: no · Technical impact: partial
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: Low 2.1.
Weakness
Affected products
Python Software Foundation · CPython
- affected < 3.10.20
- affected 3.11.0 – < 3.11.15
- affected 3.12.0 – < 3.12.13
- affected 3.13.0 – < 3.13.10
- affected 3.14.0 – < 3.14.1
- affected 3.15.0a1 – < 3.15.0a3
References (9)
- https://github.com/python/cpython/pull/119343 (opens in a new tab)patch
- https://github.com/python/cpython/issues/119342 (opens in a new tab)issue-tracking
- https://github.com/python/cpython/commit/694922cf40aa3a28f898b5f5ee08b71b4922df70 (opens in a new tab)patch
- https://github.com/python/cpython/commit/71fa8eb8233b37f16c88b6e3e583b461b205d1ba (opens in a new tab)patch
- https://github.com/python/cpython/commit/b64441e4852383645af5b435411a6f849dd1b4cb (opens in a new tab)patch
- https://mail.python.org/archives/list/[email protected]/thread/2X5IBCJXRQAZ5PSERLHMSJFBHFR3QM2C/ (opens in a new tab)vendor-advisory
- https://github.com/python/cpython/commit/5a8b19677d818fb41ee55f310233772e15aa1a2b (opens in a new tab)patch
- https://github.com/python/cpython/commit/568342cfc8f002d9a15f30238f26b9d2e0e79036 (opens in a new tab)patch
- https://github.com/python/cpython/commit/cefee7d118a26ef6cd43db59bb9d98ca9a331111 (opens in a new tab)patch
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://trackcve.app/cve/CVE-2025-13837)Record last updated .