Tea LaTex 1.0 - Remote Code Execution

published 2026-01-29 9 mo ago modified 2026-06-17 4 mo ago also EUVD-2020-30907

cvss: 9.8; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 0.9%; EPSS 0.9% chance of exploitation in 30 days, percentile 59%
public exploits: 0; none known

Tea LaTex 1.0 contains a remote code execution vulnerability that allows unauthenticated attackers to execute arbitrary shell commands through the /api.php endpoint. Attackers can craft a malicious LaTeX payload with shell commands that are executed when processed by the application's tex2png API action.

CISA SSVC

Exploitation: Proof of concept is public
Automatable: yes
Technical impact: total
Assessed: 9 mo ago (2026-01-29)

Exploit prediction

0.88% chance of exploitation in the next 30 days, higher than 59% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

exploit-db.com https://www.exploit-db.com/exploits/48805 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by	version	score	vector
CNA	4.0	9.3	CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
CNA	3.1	9.8	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CNA	4.0	9.3	CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/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

Affected products

ammarfaizi2 Tea LaTex

Classification

Weakness

CWE-78 Improper Neutralization of Special Elements used in an OS Command

References

exploit-db.com /exploits/48805
exploit
github.com /ammarfaizi2/latex.teainside.org
product
vulncheck.com /advisories/tea-latex-remote-code-execution
third-party-advisory

Sources

CVE List CVE-2020-37012
NVD CVE-2020-37012

Fencer Vulns 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.

Summary